I think the fact that both of these are terrible examples is part of the joke. They have so little to do with making the point the author wants to make (satirically) that they're almost a non sequitur.
Author is complaining about Ember having "glimmer" as a dependency and not knowing what it does, however the author is searching github/google for the term "glitter".
'imagine if the car you drove to work had more than 291 parts'
Well... Imagine it has less than that number of parts!
Or imagine an apple containing less than that many distinct chemical substances!
Not the best example...