Bitcoin is very conservative. And that's cool on the one hand. It's practically an indestructible titanium.
But what do you miss when using bitcoin?
Why do you think it takes so long to accept the Taproot update? (many wallets and even more so exchanges do not support Taproot addresses). Are there any difficulties with this update? Maybe I just don't know something
Do you need any fundamental changes in the protocol itself or the focus should be on second level solutions, such as LN?