Marcan had some posts earlier this year about this from the work on linux for macbooks (and hints at it in the comments) - yes, it is useful to drive them that

Marcan had some posts earlier this year about this from the work on linux for macbooks (and hints at it in the comments) - yes, it is useful to drive them that hard but can only be done for a short time, so the driver has to model that and cut back before it reaches damaging levels.