App idea to learn new code

Objective: learn NodeJS and either AngularJS, Bootstrap, or jQuery.

App: microblog.

Features initially:

• small text area box to post content. prob stick with 300 chars max.
• post button.
• no preview.
• no edit.
• only formatting: auto-link for hashtags and URLs.
• no tag list with counts.
• no user account.

Later features:

• user account: e-mail and username.
• auto-gen password.
• user can change password.
• profile page.
• reply.
• forward.
• favorite.