They don't necessarily get uglier, as many are insulated/painted/renovated/etc. and become quite presentable, especially if they become a bit more individualized.
But one thing that is noticeable that blocks built earlier (50s/60s) are usually better than those built later (70s/80s). Better quality material, more thought to living spaces around them, playgrounds, etc.
But one thing that is noticeable that blocks built earlier (50s/60s) are usually better than those built later (70s/80s). Better quality material, more thought to living spaces around them, playgrounds, etc.