Re: Queen excluders
That is my point. There is an overwhelming majority here on beesource looking for information that don't make a living on bees. Using a QE requires work, knowledge and attention to detail. You don't just throw it on and walk away.
He doesn't depend on bees for a living as far as I know, he has a day job.
Now for the other comments about QE's in conjunction with upper entrances. This proves that QE's are a restriction and do lower yields if not used in conjunction with an upper entrance. The one negative about upper entrances is that all the foragers will now come in the top of the hive when you open it and for some newbies this could be intimidating.
Zone 5a, Practicing non-intervention beekeeping