4K code can do what? Unexpected answer. Look at the international INTRO- 4K Competition works.

Packet : intro4k.zip filelist
dosgame.com
GRC-TYPH.COM
KOPON.COM
MAX.COM
MESHA.COM
OUTLINE.COM
Retn4k.com
REVOLUTN.EXE
SPIN.COM
STROKE.EXE
THEDREAM.COM
VOIDPTR.COM

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Nothing．