Read the Bitcoin Whitepaper and show me where it mentions Segwit, Taproot or the Lightning Network. Prior to being hijacked, Bitcoin worked great as a P2P electronic cash.
Save self-custodially in BTC all you want, but #theRealBitcoin is Bitcoin Cash, and if functions perfectly as P2P electronic cash.
https://www.bitcoin.com/satoshi-archive/whitepaper/