You are hanging TV's from toggles in the ceiling?
People fail to understand that 50lbs hanging off a wall vs a ceiling are 2 completely different things.
It's not really a difference, if anything an object hanging from a wall adds additional force when you consider leverage added because force is pulling both down and away from the wall. He said his equipment weighs 30 lbs, even if it's double that, 2 toggles distributing 60 lbs is no issue. If you are super worried about it, there is no doubt a brace is much stronger. If you don't want the bulk/added cost to making more bracing, Toggles are more than sufficient.
https://www.todayshomeowner.com/testing-wall-anchors-and-picture-hangers/
an article showing actual failure rates. This doesn't show failure rates with weight over time, but a single toggle will hold 2-3x more weight per toggle than the estimated weight of his lighting. And the test was with the cheap butterfly toggles which aren't nearly as robust as togglers.
