Trigger Happy
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screen. You might manage to blast the entire division
away, but then another reappears in its place, lower
down and more bomb-happy. The eerie bass thumping
of the invaders’ progress increases in tempo, along with
your heartbeat. Just how long will you last, soldier?
Fig. 1 Space Invaders: time to get trigger happy (© 1978 Taito
Corp.)