A few days ago, I switched to Sophos Antivirus, as Stanford is providing to its students for free, from BitDefender. Then, I found this YouTube clip from Sophos. When you type "remove" in Google.co.uk, the Suggest feature gives you the following suggestions:
The video implies that these antivirus software makers are somewhat not welcomed in PCs, and as Sophos is not on the list, it should somewhat be better.
Well, that is an explanation but not the only one. What if those numbers just give you a sense for the market share of these software companies? Check for the keywords "remove sophos" and you will get 377,000 results, almost around mcafee. What does this tell?