Not sure why the other thread got edited and closed, but here are the original pics I took of the inside of the new 2s. It shows the new relief cut made to alleviate cracking on the right side of the inside of the frame, above and to the rear of the slidestop pin. I'm pretty sure it was a specific batch of guns that experienced this, and the numbers aren't that high for how many were affected. This cut already exists on other 75 series guns, I think the alloy frame maybe? (not 100% sure which guns, but I know it exists). I've also included a pic of one gun that did break