Re: If youre serious about security
"alternatives to graphical captchas are trivial (what is ten minus four ?)"
Most alternatives that use text can be interpreted by a natural language processor. As in run that CAPTCHA through Google and you're likely to get an answer.
"tabular formats are often *easier* in monospace font"
Not for DYNAMIC content. When HTML was first developed, it was designed for STATIC content. Indeed, how does Lynx handle modern CSS styles where things can be revealed and hidden dynamically, which DOES have practical uses regarding context? Put it this way. I once had to do certain transactions by telephone. And that was my only option as I was away for a an extended period, my nearest branch two hours away and I didn't have a car. Compared to that, I consider online banking heaven-sent in terms of practicality.