I think that's not the worst idea/suggestion ever, especially since evrything which keeps them away from the auto-queue idea seems fine.These guys are trolling, look at the last suggestion:
Techs that make new trash units!
So, it started with the Malay, and it was cool, but two handed swordsmen aren’t exactly murderous. And then we got it for the Persian, and Trashbows were wonderous. And I was wondering, what else can be turned into trash, but still be balanced? I thought of replacing the Turks HP tech on...forums.ageofempires.com
For example Trash-Cogs could sound interesting.