Many of the the more scammy coins engaged in salting the tipjar either by taking investments and then reinvesting them back into the coin in a loop or by making

Many of the the more scammy coins engaged in salting the tipjar either by taking investments and then reinvesting them back into the coin in a loop or by making deals to immediately pay back out the investment at close. (see also Charles Hoskinson's big ethereum payout when he left) This lets them claim truly astronomical levels of participation to better sucker people in to participating... but it turns into a liability when the SEC prosecution comes a knocking.