Yes. This was mentioned some time ago - apparently the display of negative votes is capped but the votes continue to have an effect. Here's an idea: It would

Yes. This was mentioned some time ago - apparently the display of negative votes is capped but the votes continue to have an effect. Here's an idea: It would be interesting to have the minimum karma required to downvote an item increase with the absolute value of the existing value. Thus as a comment goes more and more negative, fewer and fewer people could successfully downvote it.