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A comment on Early Hackers Used Whistles from Cap’n Crunch Cereal Boxes. Parent comment

Re:Early Hackers Used Whistles from Cap’n Crunch Cereal Boxes by jvolkman on Sunday March 17, 2019 @11:26AM (#19414488)
Maybe it's terminology? I had them as a kid but referred to them as "dot matrix".
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Re:Early Hackers Used Whistles from Cap’n Crunch Cereal Boxes by LoSboccacc on Sunday March 17, 2019 @07:50PM (#19417593)
tractor feed use the tearable holed paper to feed and might or might not be dot matrix, which is how ink gets transferred to paper, you can still find tractor feed lasers around
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