I had a job like that and remember reading about a guy who did literally nothing for 7 years before getting caught and then suddenly realizing they hadn't been

I had a job like that and remember reading about a guy who did literally nothing for 7 years before getting caught and then suddenly realizing they hadn't been developing their career skills and found it very difficult to have years of experience without the actual skill for the apparent experience he should have had. I quickly left that job and worked harder and am very glad to have gotten everything back on track and am much happier with life because of it.