Keep pressing keys S and W while program is loading, then press ENTER to hear a speech sample from movie "Aliens". The Aliens logo will also appear in the high score table.
Remarks:
SWIV is not an official sequel, as noted by ex-Sales Curve producer Dan Marchant: "SWIV wasn't really a sequel to Silkworm, but it was certainly inspired by it and several other shoot-'em-ups that we had played and loved."
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