{"action":"created","issue":{"url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/787","repository_url":"https://api.github.com/repos/GoogleChrome/lighthouse","labels_url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/787/labels{/name}","comments_url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/787/comments","events_url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/787/events","html_url":"https://github.com/GoogleChrome/lighthouse/pull/787","id":183309088,"number":787,"title":"TTI: Update scoring PODR","user":{"login":"addyosmani","id":110953,"avatar_url":"https://avatars.githubusercontent.com/u/110953?v=3","gravatar_id":"","url":"https://api.github.com/users/addyosmani","html_url":"https://github.com/addyosmani","followers_url":"https://api.github.com/users/addyosmani/followers","following_url":"https://api.github.com/users/addyosmani/following{/other_user}","gists_url":"https://api.github.com/users/addyosmani/gists{/gist_id}","starred_url":"https://api.github.com/users/addyosmani/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/addyosmani/subscriptions","organizations_url":"https://api.github.com/users/addyosmani/orgs","repos_url":"https://api.github.com/users/addyosmani/repos","events_url":"https://api.github.com/users/addyosmani/events{/privacy}","received_events_url":"https://api.github.com/users/addyosmani/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":5,"created_at":"2016-10-17T01:51:44Z","updated_at":"2016-10-27T05:59:12Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/GoogleChrome/lighthouse/pulls/787","html_url":"https://github.com/GoogleChrome/lighthouse/pull/787","diff_url":"https://github.com/GoogleChrome/lighthouse/pull/787.diff","patch_url":"https://github.com/GoogleChrome/lighthouse/pull/787.patch"},"body":"For #780. This will probably require some discussion. Alex's latest post on PWAs sets the bar for TTI to <5s. The current point of diminishing returns we use is 1700. I propose we raise this closer to 5000ms (here I use 4500) which has the following impact on the curve:\r\n\r\n![screen shot 2016-10-16 at 6 47 39 pm](https://cloud.githubusercontent.com/assets/110953/19423039/26908d5a-93d1-11e6-98bc-3494198e6ae9.jpg)\r\n\r\nFor a site like housing.com, this takes the TTI score from:\r\n\r\n**66** Time To Interactive (alpha) (3940.8ms)\r\n\r\nto\r\n\r\n**100** Time To Interactive (alpha) (3564.1ms)\r\n\r\ncc @paulirish and @brendankenny as I believe they wrote a lot of the original code for the TTI implem."},"comment":{"url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/comments/256553708","html_url":"https://github.com/GoogleChrome/lighthouse/pull/787#issuecomment-256553708","issue_url":"https://api.github.com/repos/GoogleChrome/lighthouse/issues/787","id":256553708,"user":{"login":"addyosmani","id":110953,"avatar_url":"https://avatars.githubusercontent.com/u/110953?v=3","gravatar_id":"","url":"https://api.github.com/users/addyosmani","html_url":"https://github.com/addyosmani","followers_url":"https://api.github.com/users/addyosmani/followers","following_url":"https://api.github.com/users/addyosmani/following{/other_user}","gists_url":"https://api.github.com/users/addyosmani/gists{/gist_id}","starred_url":"https://api.github.com/users/addyosmani/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/addyosmani/subscriptions","organizations_url":"https://api.github.com/users/addyosmani/orgs","repos_url":"https://api.github.com/users/addyosmani/repos","events_url":"https://api.github.com/users/addyosmani/events{/privacy}","received_events_url":"https://api.github.com/users/addyosmani/received_events","type":"User","site_admin":false},"created_at":"2016-10-27T05:59:12Z","updated_at":"2016-10-27T05:59:12Z","body":"@paulirish One other thing I was wondering is if you saw the top-level numeric score sticking around with #746 or going in favor of \"baseline\", \"A+\" etc scoring."}}
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