The Ledger
Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.
why aren't all 9 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 0 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable
Doctorow: Reverse-engineering iOS for cross-platform compatibility triggers legal thickets
“So today, if you were to try and do this, like say you were to try and make Android devices first class citizens in on iOS environment, and in order to do so, you wanted to reverse engineer iOS and allow yourself to sideload in apps into iOS and also to suppor…”
Alströmer: Mandatory signup wall increased Airbnb iOS bookings by 2.6%
“We got 2.6% more bookings from iOS by making people sign up through a sign-up wall in the app.”
Hu: Writing computer vision algorithms in C++ enables seamless mobile-to-server migration
“It's a lot more efficient for us to write the code and all of the algorithms once, and then cross-compile it across all the architectures for Android or iOS, and even the backend, so that we run some of the CV algorithms, we could prototype it in the phone, an…”
Alströmer: Custom share sheet outperformed native iOS sheet by 40% at Airbnb
“So at Airbnb, we launched, ah, a new sharing sheet for the mobile app. And this was the old version, which was the native share sheet that you've seen on iOS. Ah, you click on share, and then you see a bunch of sharing options. And then we just tried this new …”
Segment open-sources client SDKs but keeps its core data pipeline proprietary
“Our JavaScript library is open source, our iOS SDK is open source, our Android SDK is open source, so you can sort of collect data from anywhere, and those collection libraries are open source, but the sort of core infrastructure pipeline is, is not.”
Culver: iOS developers must store sensitive data in Keychain, not Info.plist
“Big thing for me is keeping private data in the key chain. It's an iOS developer and not in any other local files, especially not in NS user defaults or putting it in the info.plist file. Don't put stuff in there. You can unzip An app directory to look at anyo…”
Robin Sloan: Digital software experiments inevitably break compared to durable physical books
“You make these digital things, and unlike a book where once you bind it up and put it on a shelf, even if it gets forgotten, even if it gets damaged, or, you know, whatever, it's like still, It boots somehow. You can, like, compile and run that printed book ba…”
Brownlee: An iPhone XS will probably last four years
“To peak smartphone, because your iPhone, if you buy an iPhone XS now, that phone's probably gonna be good for, like, four years. Like, legitimately, iOS has gotten better. So it's true, you can hang on to an older phone longer than you used to be able to.”