The other factor could be that if House committee members were forced to leave the retreat early to expedite a revote, then Schiff successfully disrupts the GOP strategy session.
Looking back to look forward, one is reminded that Boehner, Ryan, or McConnell would never try such obstruction tactics against Democrats no matter how many times Democrats had done it to them. Even now, McConnell falls back to the pattern of letting Schumer have free reign to dominate Senate messaging when Republicans win victories.
-PJ
Sometimes the Republicans just do it more subtly instead of parading in front of the TV cameras.