Slushpool needs to consider implementing lightning payouts if they want to regain their position as a 5-10% pool. With the increasing difficulty and slow on-chain withdrawals, many users are being forced to turn off their S9 machines. By adopting lightning payouts, Slushpool can tap into the substantial hash power from these machines and become a pool for the people once again. It's not too late for them to make this crucial move and secure their future.