Ordinals and inscriptions are more of a social attack vector than anything. They make people think we need to shoot our selves in the foot and make blocks bigger to house them. How about we just let those people spamming the network HFSP and eventually watch them own nothing and……
Decentralization is negatively correlated to block size. So what amount of decentralization are you willing to give up on L1 because of your issues with a few years of L2 development? Wait 5 years and see how you feel then about L2……
There’s no reason for changing the base chain and making storage cost higher for node runners. Put bells and whistles on L2. Or try your luck with a hard fork……