You say every citizen would vote on every bill but who writes the bill in the first place?
Citizens have to organize themselves and propose bills - than they have to get enough citizen to support the bill before the bill is put for a national vote.
It is in the full text of the article.
That’s a very good question, and it’s the problem I have with proposals for direct democracy / citizen initiative. The answer, I think, is that they will be written by well funded interest groups.