Collecting usage statistics is harvesting data. This is a classic example of why you should never run random NPM modules. Or even install them as all of this is possible in a post install script too.
Putting analytics in a deployed app is your prerogative. Putting it in what touts itself as a reusable component is at best frowned upon.
Putting analytics in a deployed app is your prerogative. Putting it in what touts itself as a reusable component is at best frowned upon.