I don't know if this is intentional or not, but for me the triangle zooms to the right off the screen.
This makes it very hard to test.
Also: I have made an updated version of mlib. You may have to check the post every so often to get the most recent version. You can read the history to see the corrections I made.
I'm so happy somebody's using it!
The slowness, however, may have something to do with the computer slowing down with so many things being called in love.update.