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Performances and money. You don't want to make the db, cache and network operations to get the comments for every users, only those who really want to read them
by BiteCode_dev 7y ago
Performances and money. You don't want to make the db, cache and network operations to get the comments for every users, only those who really want to read them which are not most of them. At the size of google, you save millions or dollars with such trick.
- zwaps 7y agoAt the cost of a crappy and sluggish user experience, of course
- BiteCode_dev 7y agoEverything is a matter of compromise. What's important is to make them consciously, which I believe Google did in that case.
- account42 7y agoYet they insist on auto-playing the next video when most users will not be interested in that. Serving all comments is much less data than even the initial buffer of the video. The real reason I think is that a user reading comments on youtube isn't watching ads during that time.
- BiteCode_dev 7y agoAuto-play means more views means more ads means more money, yet. But I don't think it's the same for comments. Comments don't have adds. They are a feature that cost money, but don't bring any.