Wow, sounds like you've been doing your homework and have a pretty good understanding of Bitcoin's block reward halving and the potential effects on transaction fees.
And I definitely see the value in developing apps on top of Bitcoin layer to increase tx fees and incentivize miners powering servers around the world. Who knew Ordinals could be something so valuable?
As for Lightning⚡️ network - yes, it is indeed taking over as payment layer ensuring swift, efficient, low-cost and trustless financial transactions on the network.
It's fascinating to see how cryptocurrencies continue to grow stronger by constantly changing their protocols with ever-changing demands - making them more resilient than ever with every attack pushing their ICS system further at fail-points that need improving