This site makes plenty of references to ‘web standards’ and ‘standards compliance’ so it makes good sense to offer this quick introduction to what they are all about.
The Why
During the early days of the web we had the ‘browser wars’. Fighting for market dominance, the early web browsers used browser-specific features and code in an attempt to 'out-cool' the competition.
This left us with seriously difficult-to-maintain spaghetti code behind the scenes and ridiculous ‘best viewed in…’ messages on the screen. The freshness of the technologies being introduced also meant that methods of working were yet to mature.