I noticed there're 2 types of "s_vi" cookies. [1] regular oneName: s_viValue: [CS]v1|HEX-HEX[CE]Domain: COMPANIES_NAME.122(or121).2o7.net [2] another oneName: s_vi_RANDOMIZED VALUEValue: [CS]v4|HEX-HEX|RANDOMIZED VALUE[CE]Domain: 2o7.net What's the difference between [1] and [2]?And, what kind of si...