These are really good. Especially the "working In background" cursor, that's a fine work. Keep doing cursor like these
Tetris Block Cursors
A cursor set based on a popular game called "Tetris." Cursors are tetraminos, all hand-drawn. The busy and working in background cursor was hard, so I hope you approve of my hard work.
P.S. you have been saying that my tetris set is incomplete. Well, the working in background cursor is also intended for busy.