Every revision requires new writing, new words that become the essence of the site. Living sites are only as good as today’s update. If the words are dull, nobody will read them, and nobody will come back. If the words are wrong, people will be misled, disappointed, infuriated. If the words aren’t there, people will shake their heads and lament your untimely demise.
To an artist, the smallest grace note and the tiniest flourish may be matters of great importance. Show us the details, teach us why they matter. People are fascinated by detail and enthralled by passion; explain to us why it matters to you, and no detail is too small, no technical question too arcane.