The AT layout was 101 keys; it was m$ that added the additional key. I regard both as a step back from the Converged keyboard.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר ________________________________________ From: IBM Mainframe Discussion List on behalf of Jay Maynard Sent: Saturday, April 26, 2025 9:34 AM To: [email protected] Subject: Re: What has IBM ever done for us? (probably more than I know) External Message: Use Caution Agreed, but the 104-key Model M layout that's now regarded as standard was late in IBM's evolution of the keyboard, and came after the LK201. On Sat, Apr 26, 2025 at 8:23 AM Seymour J Metz <[email protected]> wrote: > PC? IBM was making keyboards well before the PC. > > -- > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > עַם יִשְׂרָאֵל חַי > נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר > > > > ________________________________________ > From: IBM Mainframe Discussion List on behalf of Jay Maynard > Sent: Saturday, April 26, 2025 9:00 AM > To: [email protected] > Subject: Re: What has IBM ever done for us? (probably more than I know) > > > External Message: Use Caution > > > I'll quibble slightly about the keyboard layout: the DEC LK201 (for > the VT220) beat the 104-key PC keyboard to market. > > On Sat, Apr 26, 2025 at 7:35 AM Timothy Sipples <[email protected]> > wrote: > > > Here are some more entries.... > > > > The de facto standard width of 80 columns -- still respected in (for > > example) the latest version of Microsoft Windows when you open a command > > prompt. > > > > The magnetic tape vacuum column. This innovation made data storage on > tape > > viable. Tape storage is more popular than ever for long-term retention. > All > > the major public commercial cloud vendors have vast tape storage estates. > > > > The floppy disk. This storage medium played a vital role in the PC > > revolution. > > > > Magnetic stripes on payment and other cards (such as ID cards). This > > innovation made electronic payments, ATMs, electronic hotel room door > > locks, employee badge readers, and so many other day-to-day interactions > > viable. EMV chips and contactless cards/devices are direct successors to > > the magnetic stripe. > > > > Excimer laser surgery, which made LASIK and many other precision surgical > > procedures possible. > > > > Automated tabulation and accounting (via a corporate ancestor) -- > > essentially the birth of the information technology industry. > > > > The relational database (and SQL). > > > > The first commercially available laser printer. (You can thank IBM for > > your clear, legible, and timely printed bank statements and utility > bills.) > > > > The 8-bit byte. > > > > Various useful typefaces including Courier and most recently the IBM Plex > > family. > > > > Fantastic keyboards and keyboard layouts. They still inspire today's > > enthusiast mechanical keyboards for gamers and professional writers. > > > > The scanning tunneling microscope (STM). > > > > Generalized Markup Language (GML), the inspiration (via SGML) for > > Hypertext Markup Language (HTML) — the standard for Web pages. > > > > Online travel reservations (SABRE, Deltamatic, PANAMAC, etc.) > > > > ————— > > Timothy Sipples > > Senior Architect > > Digital Assets, Industry Solutions, and Cybersecurity > > IBM Z/LinuxONE, Asia-Pacific > > [email protected] > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to [email protected] with the message: INFO IBM-MAIN > > > > > -- > Jay Maynard > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO IBM-MAIN > -- Jay Maynard ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
