Well, the exploit used concerned the kernel itself and privilege escalation, so unless the kernel was updated with a patch in the L release, it should still work.
Dang it! I really want to be able to do one tap root without wiping all my data by having to unlock the bootloader. Psy I guess I was spoiled by towelroot. Let's just hope the root breakage commits in aosp don't make it to the final build.
Posted by a tuba playing,nexus 5 and 7 carrying future hacker.