>>107109567 (OP)
never. will always be far cheaper to produce electromechanical hard drives because making flash chips is expensive.
>>107110206
probably a fair bit of market collusion between chip makers but let's just say everyone was doing mate's rates for chips to companies making ssd/hd, the hd is still comes out being cheaper per tb. we'll still be dealing with hd's in decades to come. every few years some manufacturer is able to pump out several more terabyte in one hd.