The escalation may have nothing to do with the slow demise of Twitter. It may be the case that the liberals have gotten used to one level of trolling and ignore it. Trollers then have to become even more extreme to get their attention.
Twitter also recently started paying users who get more engagement like quote retweets, thus, people do would normally bash trolls via QRT are less likely to keep doing it
The escalation may have nothing to do with the slow demise of Twitter. It may be the case that the liberals have gotten used to one level of trolling and ignore it. Trollers then have to become even more extreme to get their attention.
Twitter also recently started paying users who get more engagement like quote retweets, thus, people do would normally bash trolls via QRT are less likely to keep doing it