If they were to go broad'ish with and indemnification, it would probably have the effect of scaring off the true trolls since they would know at some point, the

If they were to go broad'ish with and indemnification, it would probably have the effect of scaring off the true trolls since they would know at some point, they'd need to face someone with deep-pockets. The strategy here, is to go after the smallest pocketed person you can find, get a settlement, and then use that to go after the next. Get enough settlements and you can you establish precedent.