Is anyone here old enough to remember anon.penet.fi?
Agree - love mine, and they sold really well for the short time they were available. Yes, it has bugs - but mainly because they fired the development team before they had a chance to fix the bugs.
Lua is simple, straightforward, high-level enough, and has the instant gratification factor of being useable in games and graphics.
You know you've landed gear-up when it takes full power to taxi.