It's basically a grammar rant talking about how people are using 高感度 when they mean 好感度, and how there are tons of results on Google, and also mentions how 高感度アップ is meaningless and shouldn't be used.
The righteous hero "Justice Len" will not allow it!
Prepare yourself!!I'm going to make you a boiled octopus and raise Miku's popularity!!SaviorYou damned octopus alien, trying to steal Miku's heart!Miku-neechan!?Wha-!?