I've asked the original reporter on Reddit to re-test with Firefox Beta. Andrei, are the large amounts of "messages" expected? Did the user do anything special to get into this case, and is there something they could do to work around this problem?
Bug 1599811 Comment 4 Edit History
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I've asked the original reporter on Reddit to re-test with Firefox Nightly. Andrei, are the large amounts of "messages" expected? Did the user do anything special to get into this case, and is there something they could do to work around this problem?