And for the record 2023 will be the year where BTC takes second place, never to regain it again. Its a winner takes all and Ethereum has most of the momentum

Check out Ethereum layer2, Arbitrum is very fast, and if they implement dank sharding on ETH l1 then Arbitrum will also become very cheap allegedly. You can see fees here https://l2fees.info/ and more info on l2 security and tradeoffs https://l2beat.com/scaling/tvl/ have a nice day

ideally just using bitcoin core or knotts or any other client should be enough wether you have 1 BTC or 1000. It should be secure enough.