Verrrrry worth looking at. In my opinion CTV is no risk and all upside (while all other solutions for covenants I have seen have some serious risks). The other one, I have not researched yet, gonna do that today.
Discussion
nostr:npub1h8nk2346qezka5cpm8jjh3yl5j88pf4ly2ptu7s6uu55wcfqy0wq36rpev has some good info about OP_CTV and I hope he'll be doing a lot more to help educate people about these proposed upgrades.