On Mon, Apr 17, 2017 at 5:53 PM, duanyao <duan...@ustc.edu> wrote: > When we want to write a web application portable across multiple server > OSes, these issues could happen too.
Yes, but then you run into implementation bugs. Which are a very different category from proprietary OS design decisions. > I think "portable" is never absolute. Sure, but at least that's the goal for those participating in the non-proprietary web ecosystem. > There are always incompatibilities > between browsers, and even once standardized feature can be > deprecated/removed in future, e.g. `window.showModalDialog()`, > `<applet>` and `<keygen>`. This happens rarely and when it happens it's a very considered decision involving lots of people. It's usually related to complexity, lack of use, and security. -- https://annevankesteren.nl/
