Developers are reviewing cashout strategy and will make changes. Player feedback has been negative on 50 block target. Mempool became congested and exacerbated the issue. Internal talks discuss player-selects-fee with high-medium-low options. Micro players want low fee, high players want fast confirmation.
Players with unconfirmed withdrawal transactions can do child-pays-for-parent to speed up withdrawal confirmation
https://wiki.trezor.io/Child_Pays_For_Parent_(CPFP)
Batching transactions was discussed but there is privacy issue with that method. We are looking at utxo management.
For the angry player making demands, if you do not trust swcpoker then withdrawal your funds and don't play.
Developers and engineers see the long roadmap of bug squash and feature building. Team is strong and will keep building and show players improvement.
Useful helps is for players to list the features you want to see and tell us where we can improve. We will keep building for you because we are dedicated to swcpoker.