WTF is WF?

WARNING FOREVER! An endless boss-battle shmup from Hikware, from a little ways back. This is the latest (2012) release, v1.08...as brutal as ever...
STILL available at Hikware.com :D

Music:
Cazzette - Killmode vs Fatboy Slim - Right Here Right Now
The xx - Infinity (Flufftronix Remix)