Not sure if that was a typo, eggcorn, or pun on truth and fiction post-acquisition...
In the sysadmin world, Backup Exec and Norton products are meme's at this point, examples of the worst kind of software
so I am not sure how it could have gone down in quality
Norton never had any real bearing on SEP.
The consumer side of Symantec was not sold to Broadcom and became Norton Lifelock.