Not really. If you can't communicate what value your work had, you're going to have a worse time than people who can. The manager liking you thing is more count

Not really. If you can't communicate what value your work had, you're going to have a worse time than people who can. The manager liking you thing is more countered by the crazy number of mashups and calibrations go through before being finalised. Yes a bad manager can still hurt you, but the effect is greatly reduced by the process of the performance review and the ease of internal mobility.