According to whom? The studies I've seen [1] say that a quarter of users are engaged in illegal activities and their share of all transactions is 44%. Their share is in decline as more applications are developed and userbase expands.
It should also be noted that there are many activities that are illegal, but not really harmful to anyone. For example, marijuana prohibition laws are obviously unjustified and are being overturned across the world these days.
According to whom? The studies I've seen [1] say that a quarter of users are engaged in illegal activities and their share of all transactions is 44%. Their share is in decline as more applications are developed and userbase expands.
It should also be noted that there are many activities that are illegal, but not really harmful to anyone. For example, marijuana prohibition laws are obviously unjustified and are being overturned across the world these days.
[1] Eg https://www.law.ox.ac.uk/business-law-blog/blog/2018/02/sex-...