Lawyers willing to opine: > 14.5. NO CLASS ACTIONS. Developer may only resolve disputes with Dropbox on an individual basis and will not bring a claim in a class, consolidated or representative action. Class arbitrations, class actions, private attorney general actions, and consolidation with other arbitrations are not allowed. Is this exact thing what's being considered in some of the more recent Supreme Court cases…
Lawyer here. Some of those cases are about the NLRB's authority, not anything else. I didn't look up all of them. Past that so, as far as i know, attempting to waive class arbitration is untested against an explicit state policy, and i have doubts it would survive. The only case about this so far is whether class action arbitration waivers are enforceable in general in the face of it being "too expensive" to arbitrat…
Concepcion seems to make it very clear that such a rule would be preempted by the FAA. The nonsensical reasoning in Concepcion applies just the same if the rule invalidates class waivers specifically (that is, permits the arbitration agreement to be enforced but strikes only the part prohibiting class actions, which would result in arbitration proceeding on a class basis) as it does if the rule invalidates the entire arbitration agreement (as the CA Supreme Court rule did).