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Yes, "freemium" -- that is the way. Another piece of content that could be premium at are the examples. Professional editors are necessary, to impose structur
by everybodyknows 6y ago
Yes, "freemium" -- that is the way. Another piece of content that could be premium at are the examples. Professional editors are necessary, to impose structure and standards, but as Stack overflow shows, technical knowledge contributions can be gotten for free with a bit of gamification.