The simplest Matrix 'chatbot' base in C#

Rather than spending a ton of time figuring out what the issues were with existing libraries, I'd decided to write a simple class of my own. It only does one thing, though; if you came here for a fully-featured SDK, you won't find it.

Sewing a tablet case

I wanted a sewn cover for a tablet. A few seamstresses offered to make it for me, but why have it done well and quickly, when I can do a botch job of it half a year later?

C# keeps getting better! Probably!

I've discovered C# and Python around the same time. I think C# 3 was new then, which places it... some 14 years ago. (😱😱🤯) Over the years I've used both,