Move the paddles with arrow-keys or 'A' and 'D'.
'Space' adds upward force to the ball.
Alt+F4 to quit.

POTENTIAL PROBLEM:
If your framerate makes it impossible to beat the first level, then contact @MoreRalphGames on Twitter for troubleshooting. Sorry about that, I made this on a beefy computer and didn't realize that this was a problem and optimization is out of the question at this point.

One option is to lower the graphics settings and/or resolution in the Unity opening dialogue. That should help a lot.
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Made for hugs during the 2017 Sekret Santa Klikmas event.
I super enjoyed researching and being inspired by items on the list hugs provided:
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mods for old games, games made with old tools, hackable games, vertex colours, blurry n64 textures, crimes, františek kobliha, peter tscherkassky, stenberg brothers, second person perspective, file_id.diz, unrealised futures, bootleg indonesian GTA, virtual machine, resolution mismatch, on which page of the manual does this appear?, fog, steve moraff, lyle in cube sector, out of memory, cracktros, keygens, good for screenshots, big money, big prizes, 4d sports tennis, australian christmas, have fun
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