Lua Pong game with AI. V1.21 [1.4 Update]

A pong recreation in Lua using sprites with AI.
First to 9 wins.

Derivatives disabled while the code is poorly optimized and sloppy, may enable them in the future. Updates coming soon.

V1.1:
Added speed and difficulty selection.
Camera movement disabled.
Minor code changes.

V1.21:
Fixed errors that were causes by the update.
Made use of the get_cursor command for paddle control.
Changed the background and border.
Minor code optimization thanks to sdac.