Not really mean, but a few people got a bit over the top (not much) in telling him he is doing it all wrong.I read the first page and skipped to the end of the thread. Seems like it took a turn for the mean somewhere?
If you already had the gear to log temp data in your closet, then obviously you like the analytical aspect of life.
Making beer is simple, but making good beer is hard. Carry on.
Some jerk keeps accusing him of being a nutjob...which he is.
Go back and reread at your leisure as it is a bit of a wild ride.