eVENT can still be used in bivies sacks and hooped bivy shelters. acc. to a telcon with ID, this is b/c one can’t reasonably cook in a bivy.
sorry, can’t ans. your specific ques.
on the top of each Forum web page are a series of “blue” (the default color in my browser) links, each preceded with a triangle.
> Main Forum Index > Search Forums ….etc.
use the “> Search Forums” link (NOT the “Search BPL” TextField at the upper right of the webpage) to search all of the Threads in these Forums for info related to your question. this matter has been discussed in great detail at least one or two other Threads weeks and months ago.
you may find some more info of interest to you in the other Threads.