No individuality, conformity, lack of expression, etc.
To be at the expected level for something, not above or below expectations. Meeting the minimum requirement to be qualified for something or to be at a satisfactory level of things such as reading, writing, math or science.
No it is very intriguing to see how they are doing and curiosity is not necessarily a bad thing. Especially if you still care about them in at least a friendly manner then it isn't wrong