I see lots of ICO ads on Instagram, which uses Facebook's ad network. Probably they banned them only on Facebook, not in their ad network completely, or just lo

I see lots of ICO ads on Instagram, which uses Facebook's ad network. Probably they banned them only on Facebook, not in their ad network completely, or just lots of ads left unbanned. Also lots of russian money scam ads posted from temporary accounts, this may be explanation why ICOs aren't banned too: they ban, but new ads are posted again and again.