Andy Matuschak on Twitter: "@bryanjclark My outdated recollection is something along the lines of: there's a lot of daemon communication involved in populating it; those daemons may not be running; they do a lot of I/O on start. (Notice that showing the share sheet rapidly a second time is much faster)" / Twitter

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My outdated recollection is something along the lines of: there's a lot of daemon communication involved in populating it; those daemons may not be running; they do a lot of I/O on start. (Notice that showing the share sheet rapidly a second time is much faster)

4:18 PM · Jun 5, 2018Twitter Web Client

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@andy_matuschak

and

@bryanjclark

That’s indeed part of it (for discovering & matching extensions), on top of the share sheet itself being an extension now.

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Tyler Fox

@smileyborg

· Jun 5, 2018

Replying to @NSExceptional @jckarter and @ntakayama

Since iOS 11, the share sheet actually runs in a separate extension for security & privacy. Launching & initializing that process is one of the most significant “hidden” costs that must be paid.

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