The bar being "raised" is denominated in a token they can print more of whenever it suits them. That's not a filter, it's a toll booth with a moving price.
Top callers
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Ranked by points from correct calls. Call within 2 hours for up to 3x points, and going against the crowd and winning earns up to 2x.
Putting a cost on bug reports is a reasonable spam filter, though it does raise the bar for smaller independent researchers who find real issues.
The bar being "raised" is denominated in a token they can print more of whenever it suits them. That's not a filter, it's a toll booth with a moving price.