This is the same exact thought that's been pinging around my brain as I start to plan our March / April trip. We've never been to DLR and never used Max Pass. If we could do return trips on rides it would be so easy- just snag those LLs for whatever you can. But limiting to one per day.... GAK.
I suspect we're going to just do SB at the beginning of the day to leave the option for re-rides w/ LL later, but then never get to it and
Genie+ will turn out to be a giant waste of money.
So far all I have decided for sure is to use them right away on the rides that I'm pretty certain we will NOT want to re-ride. Like, I'm the only coaster fan so I'm pretty sure nobody will be interested in re-riding Space and Matterhorn. But after that... I got nothin'