Update 1.73 (2gb) is now available.
Changelog 1.7 - 1.73
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New Weapon - Grenade launcher
New Weapon Sounds
Replaced Rocket launcher Weapon
Rocket launcher screen now says correct load
Total Re-balance of Weapon damage and enemy hit points
Fixed various typos
Removed aliens in Explorer Mode
Improved some of the writing on the walls
Added more random aliens in a few places
Possible fix for Memory crash.