I saw 1 thread on this topic from 2007 and wanted to get any recent input especially if anyone has used powdered milk or liquid milk in a beer (particularly a stout) as a substitution for lactose powder.
My personal line of thought is that lactose powder likely wasn't around when milk stouts...
Adding O2 once a majority of the cells have started ferrmentation is bad for the beer. The second addition of O2 to high OG beers occurs before fermentation starts. Now knowing when fermentation starts is obviously an art not a science, but in general, it's fine to add oxygen before or after you...
The wyeast video seemed much more like a statement and not a repeated/verified scientific experiment. They don't even mention how full the carboy was. I'm just saying I wouldn't hang my hat on a video with a guy making a statement in blue scrubs.
On another note, I know this thread is old and...