Nielsen , which measures TV ratings , will begin tracking online-viewing habits . A new software development kit will be released to clients in November . A TV show can be wildly popular online , inspiring binge-watching marathons and feverish Twitter chatter , but it 's still the number of people turning in via a regular television set that are counted most by networks . Comment:
Nielsen , which measures TV ratings , will begin tracking online-viewing habits . A new software development kit will be released to clients in November . Comment: