It is technically a deal. Flash storage prices bad - I get it. You don't need me to keep wittering on to prove how iffy things have been in recent months, although with RAM prices lowering and some 'deals' beginning to emerge again, there may be some light at the end of the tunnel. Thus, Exhibit A - this 512GB SanDisk Ultra MicroSD card is £50 on Amazon . Okay, okay, yes, you could pick these up for £30-£40 last year, I admit, but this is the best price this card has been since January , where it's otherwise between £75 and £80. The big thing here is capacity, and 512GB has often been a pleasant middle ground in terms of price and capacity over the smaller 256GB choices that aren't much cheaper, and the heftier 1-1.5TB choices that cost a naffing fortune. I've actually got multiple of these SanDisk Ultra cards that I use in a range of devices, ranging from action cameras to my compact Sony RX100 VII camera and also in music players to store a decent hi-res library.…