That sounds interesting. I'm just going to buy the Plexter M6e board for M.2. I don't see myself upgrading more core components anytime in the near future.
MSI Genuine GT70 2OC, GT70 2OD, GT70 2OK, GT70 2OL Super RAID 2 Adapter Board 607-16F42-01S
Just read some more on it..and yeah I could either do RAID, or treat each mSATA separately. 'Tis a bit spendy though...