New Tamron generation incoming.
For mirrorless I'm guessing. Why else would they steer from their brand new SLR lenses.
>>3242073The mark 2 still has the advanced BSI sensor, and it's over 1000 dollars cheaper than the mark 3. Grey imports on Ebay are incredibly cheap, like 1900 USD kind of cheap.
For what it's worth though I don't think it's your gear that's the problem. You just need to practice more.