found src, https://github.com/tomlue/habitbreaker https://github.com/tomlue/habitbreaker will see if it is compatible with firefox here is two more extensions,

found src, https://github.com/tomlue/habitbreaker https://github.com/tomlue/habitbreaker will see if it is compatible with firefox here is two more extensions, one for youtube and another to block social network feeds https://github.com/AlexisDrain/Less-Addictive-YouTube https://github.com/AlexisDrain/Less-Addictive-YouTube https://github.com/jordwest/news-feed-eradicator https://github.com/jordwest/news-feed-eradicator