Also, VPN users who create or log in to accounts are radically limited or indiscriminately blocked.[1][2] Getting out of that state requires manual intervention.[3] Many VPN users don't use accounts as a result.

1: https://en.wikipedia.org/wiki/Wikipedia:IP_edits_are_not_ano...

2: https://en.wikipedia.org/wiki/Help:I_have_been_blocked

3: https://en.wikipedia.org/wiki/Wikipedia:IP_block_exemption