Opera study: only 4.13% of the web is standards-compliant

Merkkauksen validius on prosessi, ei kerralla kuntoon laitettu feature.

A more startling conclusion that Opera derived from its MAMA data is that only 50 percent of sites that display a badge touting validation are actually valid. This could indicate that many sites which are initially designed with valid HTML later cease to be valid as changes are made and new content is added.

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