I see memory cards and they claim 60x or 100x or 300x, where I assume 'X' means times. Times what? I'm assuming it has something to do with transfer speeds. Is it only on 'reading', ie, going from ...
What is the optimal size? Are certain brands better? What speed rating is preferred? Any other things to keep in mind? Specifically, I am using a Canon t2i.
Cameras rarely specify exactly what speed cards you should be using in them - I just checked the manual for my DSLR, and all it says is to use an SDHD card, and a "high speed" card should be used for ...