The number 404 pops up in many contexts. This spectacular, hypnotic 404 web site [pictured here in miniature] is one. This study, below, is another. We think the one is not related to the other.
“Tension-Free Vaginal Tape: Analysis of Outcomes and Complications in 404 Stress Incontinent Women“, M. Meschia, P. Pifarotti, F. Bernasconi, E. Guercio, M. Maffiolini, F. Magatti and L. Spreafico, International Urogynecology Journal, Volume 12, Number 8, S24-S27,
[404 web site via BoingBoing]