• The game was programmed in 5 weeks. From Randy Pfeiffer: Colony 7 was “Randy, the line will go down in six weeks, can you write a game in six weeks? I wrote a game description, Jack Mittel (pres, Taito America) approved it, I finished it in five weeks, and Jack bought two cruise tickets in thanks.”

• The initials on the high score table (at power-up) and their meaning:

SSP – Sandy Pfeiffer
RRP – Randy Pfeiffer
DAH – Doug Hughes (hardware guy)
CSL – Christy Liljestrand (office manager)
TRC – Threshold Research Corporation (my company)
SAC – Sacramento
CAL – California
TAC – Taito America Corporation
CHI – Chicago
ILL – Illinois


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