DC and LN can actually compliment each other according to the LNbits.com creator. Not sure how it works but recommend read this tweet:
Discussion
What about BitVM I heard that could be implemented without changing base chain. Do you have any thoughts on this?
Sorry only just seen this message. Missed it.
2/3 of the creators of Bitvm, Super Testnet and Robin Linus are supporters of Drivechain.
There is twitter space on Friday with Paul Sztorc and Robin Linus to discuss bip300 and bitvm. Should be interesting.
https://damus.io/note18ge7c74xcfgkvy5wqpnwyk06dsq67m0mdmlpl4qv34xmvk3atcns68s8vy