[[!meta title="Open questions"]]

UI

Browser

What are the limits to rendering in the browser?
- number of nodes in a graph
- fidelity of PDF rendering (for display and printing)
Can DOM nodes be cloned by the browser engine and rendered in a new window?

Desktop

How difficult is it to make changes to the UI when developing on the desktop?
How can the application be distributed on multiple platforms easily?

Mobile

Where will the documents be stored?
How to reduce and measure energy consumption?
How to reduce and measure data consumption?

e-ink

How to manage UI in the absence of window manager?

Text-based and command line

What would it take to build a system for reading on the terminal?
How can it be integrated with a user's editor (such as Vim, Emacs, Notepad++).

Text-to-speech

How to translate document structure into speech?
- Mathematical equations
- Block quotes
- Citations
- Abbreviations