Mark
  • Member for 7 years, 5 months
This user has not asked any questions
85
× 4
29
80
× 2
20
74
13
× 3
52
× 4
13
43
× 3
9
Information Security 33,847 rep 9 gold badges82 silver badges130 bronze badges
Worldbuilding 15,734 rep 1 gold badge40 silver badges77 bronze badges
Space Exploration 10,099 rep 35 silver badges49 bronze badges
Retrocomputing 8,234 rep 1 gold badge38 silver badges60 bronze badges
History 8,163 rep 1 gold badge29 silver badges60 bronze badges

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