I'm sure parquet is the bees knees, and I'm sure if its your code you'll know how to fix it.
But what if it isn't your code? And you've never heard of parquet before? And its 2AM and they can't get a hold of the guy who wrote it, so they call in you....
Then there’s a serious organizational failing. Parquet is the de facto standard, the chances are a random engineer knows how to interact with it and not ZSV.
Man, if your success is predicated on working at a company with with no organizational problems....
A scrappy start-up can't afford to hire multiple, redundant engineers--and what with all of the massive layoffs happening, even at the big companies a lot of engineers are going to find themselves debugging other people's code.
But what if it isn't your code? And you've never heard of parquet before? And its 2AM and they can't get a hold of the guy who wrote it, so they call in you....