No other reason than that it systematically sucks at stopping malware campaigns compared to pretty much everyone else on independent third party comparisons suc

No other reason than that it systematically sucks at stopping malware campaigns compared to pretty much everyone else on independent third party comparisons such as https://www.av-test.org/en/antivirus/home-windows/ https://www.av-test.org/en/antivirus/home-windows/ But at least it's free!