Do this drill folks,you’ll break a record!
I detect sarcasm, however, it’s always difficult to know for sure given only words on the screen. Regardless, with all due respect to the individual(s) who contributed objectively truthful/useful information to the content of the links you have provided, it is only in a culture of such absent, or misdirect, or dysfunctional sport preparation that such remedial modalities of work are proven effective in populations other than novices.
Since you posted this in the Baseball section maybe you could have also put a video or blog or whatever else there is out there about the use of pitching machines lol
What a joke it is using one to teach batting. A swing… maybe…but it’s not how one learns to bat.