Ask HN: I've got venture funds to build a cloud IDE, what would you want to see?

How will it be different from Github CodeSpaces, CodeAnywhere, and other ones out there?<p>CodeSpaces works really really well

* Be able to work offline<p>* Good vim emulation, use neovim as a backend if possible<p>* Make it easy to configure and extend<p>* Low input latency

the ability to develop iOS apps in Swift and test them without buying a mac or an iPhone