No, it's that it's extremely challenging to insert a literal tab character into anything resembling a web form. You can configure your editor so that pressing

No, it's that it's extremely challenging to insert a literal tab character into anything resembling a web form. You can configure your editor so that pressing the tab key inserts a tab character. Good luck with a web browser, or a UI where tab moves focus to the next control. The space bar basically always inserts a space character.