Yes, they buy these chips from fabs (made to their design) but it is the chips they then sell on, at about a 4x markup to what they bought them for. Good busine

Yes, they buy these chips from fabs (made to their design) but it is the chips they then sell on, at about a 4x markup to what they bought them for. Good business model! Buy low, sell high. Whether good enough to justify current valuation is another question.