All of my PHP/MySQL stuff was done years ago, and I used good
practices at the time. Things have changed, and it's past time to
get up to speed on mysqli, PDO, sessions, etc. All my projects to
date have been private, hobby things that outsiders didn't have
access to. That's about to change --
1) You're not stupid
2) You're not too old to accomplish what you want to accomplish.
A couple of good books (preferably fairly short ones) by people who
know what they're talking about *and* know how to write should
help a great deal.
Like you, I cut my programming teeth in BASIC stored on