I think perceived effort can be a positive or a negative. When you are starting you want to make it clear you are a hard worker. After that, no one cares and

I think perceived effort can be a positive or a negative. When you are starting you want to make it clear you are a hard worker. After that, no one cares and its better to look like you can easily handle what you are doing. No one promotes the person who is working really hard at the level below.