Point not missed. It’s frosty beverage time. - Robert On Tue, Dec 26, 2023 at 17:32 Ted Mittelstaedt <t...@portlandia-it.com> wrote:
> > You missed the point. > > As an adult responsible for kids shooting off model rockets would I take > all precautions? > > Obviously. Not only because it's the duty of the older to set an example > for the younger but because our litigious society would take my house away > if I didn't. > > But would I draw conclusions from observing others taking these > precautions that model rocketry is so dangerous that no way on Earth should > anyone do it without taking precautions? > > Ah, no. > > You can't bubble-wrap the world and people need to understand what risk is > all about. Risk should never be used to frighten people away from taking > risks. > > Electric ignitors today are safer than the old-school way of setting off > rockets which was to insert a fuse into the butt end of the rocket and > light it off. > > But only marginally. > > Ted > > > -----Original Message----- > From: PLUG <plug-boun...@lists.pdxlinux.org> On Behalf Of Robert Citek > Sent: Tuesday, December 26, 2023 4:46 AM > To: Portland Linux/Unix Group <plug@lists.pdxlinux.org> > Subject: Re: [PLUG] Looking for some WiFi AP Security Advice > > Thanks, Ted, for some wonderful examples of survivorship bias. > > https://en.m.wikipedia.org/wiki/Survivorship_bias > > Not every kid survives to adulthood. And not every kid who does survive > does so without losing or damaging some parts. Any EMT, Paramedic, or ER > staff can tell you countless tales from the other side of that probability > curve. > > But those are best shared in-person over some frosty beverages, not on > this list. > > Regards, > - Robert > > > On Mon, Dec 25, 2023 at 21:58 Ted Mittelstaedt <t...@portlandia-it.com> > wrote: > > > Yeah although I'll provide the perspective opposite from the "Nanny > State" > > perspective which is: > > > > "AFAIK it's still just a toy model rocket" > > > > As kids we used to do all kinds of fun and games with these that would > > fall into The Christmas Story classification of "You'll put your eye > > out" > > > > I saw a kid once stick a lit match up the ass of one of these to set > > it off because he had run out of ignitors and sure enough it Did > > ignite and blast off. Other than a lot of "holy shit's" from the rest > > of us nobody suffered any ill effects - there is in fact enough Time > > to quickly yank your hand away when you hear the rocket engine ignite, > > it is after all very small. > > > > We also specialized in launching these at less than a perfect 90 > > degree angle aiming at targets, as well as loading them With a variety > > of payloads OTHER than the recommended plastic parachute and wadded > > tissue paper. Hezbollah would have been proud of us. > > > > Despite our "model rocketry" picadilloes, all of us grew up with all > > fingers intact and nobody's house burnt down. > > > > Chances are no matter how Rube Goldberg it is, there's no way it will > > be as bad as some of the stuff we did and the rocket will most likely > > launch with no ill effects. > > > > Ted > > > > -----Original Message----- > > From: PLUG <plug-boun...@lists.pdxlinux.org> On Behalf Of Michael > > Barnes > > Sent: Sunday, December 24, 2023 7:28 PM > > To: Portland Linux/Unix Group <plug@lists.pdxlinux.org> > > Subject: Re: [PLUG] Looking for some WiFi AP Security Advice > > > > Doesn't matter how much security you build in. There is no way on > > earth you should be launching rockets with anything other than a > > safety/lockout key equipped hard wired system. Do all you want with > > fancy clocks, timers, horns, etc for the public's viewing pleasure and > > show, but the actual launch circuit powering the igniter should only > > be hardwired under manual control with appropriate safeties in place. > > Anything else is a disaster waiting to happen and potential for injury > and lawsuits. > > > > Been doing model rockets since 1963. > > > > > > Michael > > > > On Sun, Dec 24, 2023 at 3:23 PM MC_Sequoia <mcsequ...@protonmail.com> > > wrote: > > > > > "I want to set up some sort of secure connection between the cell > > > phone and the web site running on the Pi." > > > > > > This should be doable via a vpn client/server. A quick google search > > > on "raspberry pi cell phone vpn" returned this: > > > > > > "If you're going to be connecting to Pi VPN on a mobile device, I > > > recommend OpenVPN Connect, the official client. It's completely free > > > and integrates really well with iOS and Android. The first step is > > > to open the App Store or Play Store, depending on your device. In > > > either case, search for OpenVPN Connect" > > > > > > You should be able to easily find step-by-step instructions to do > > > get this setup and working. > > > > > > That'll solve the secure connection between the cell ph and the Rpi > > > hosted website, but that doesn't your "main concern is an attacker > > > connecting to the web site and igniting the rocket while the user is > > > connecting thew wires to the igniter." > > > > > > I'm going to suggest the probability of this happening is your best > > > security. > > > > > > However, I'm not the adult that's responsible for children's safety. > > > > > > The big question here is whether the Rpi hosted website is > > > accessible from the internet? > > > > > > My suspicion is that it would have a non-internet routable private > > > not pubic ip addr in the following ip addr ranges: > > > 10.0. 0.0 to 10.255. 255.255. > > > 172.16. 0.0 to 172.31. 255.255. > > > 192.168. 0.0 to 192.168. 255.255. > > > > > > If the Rpi website is accessible via the public internet than > > > there's > > > 2 other other options. > > > > > > 1. Learn about securing/hardening a Rpi. > > > https://www.chrisapproved.com/blog/raspberry-pi-hardening.html > > > > > > 2. Change all the passwords and codes on launch day. > > > > > > I hope that's somewhat helpful. > > > > > > > > > > > > > > > > > > > > > > > > > > > > > >
