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Facebook is clearly a very pragmatic company. If ppl do not complain, then why spend time optimizing the file size.

Its a basic rule for startups as well: do not spend time or money on solving problems you do not (yet) have.

I think only we developers are aware of this. Not the general public ?

I think it’s particularly important for Uber because their typical first-time user has an immediate need and is away from home. If the app takes too long to download over cellular data or random airport WiFi then they’ve likely lost a customer to the competition.

Facebook has a lite app as well (https://play.google.com/store/apps/details?id=com.facebook.l...)

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