This is very similar to [1] (as discussed here [2]). It is a good message though, which is why I remember the earlier post at all.

1. https://strangestloop.io/essays/things-that-arent-doing-the-...

2. https://news.ycombinator.com/item?id=45939431

The discussion is going to be so similar, this really ought to be marked as a [dupe].