No to drivechains. Yes to liquid now & maybe fedimints in future.
A combo that works now: Bitcoin mainchain (Sparrow/Coldcard) <=> Liquid (SideSwap)
Discussion
Yes to a permissioned network with less privacy (only hides amounts) than a privacy coin, then later switch to a custodial and rehypothecateable IOU?...Some bitcoiners have lost the plot huh