Originally posted by JB
Don't use the alpha, use the beta. There'll be less changes (and hopefully no breaking changes) once v4 final is released. How are you going to manage your CSS? Less? Sass? Are you using web sockets, or AJAX? How easy will it be to integrate into an existing web application? Are you going to write everything from scratch, or use libraries already readily available through composer? What features will you look at implementing?
JB I once asked this dude what PDO in PHP stands for he didn't know I doubt he know's what you're talking about haha.