walled garden

The walled garden full of shadows blazed with colour as if the flowers were giving up the light absorbed during the day.

A long time ago, back before Al Gore invented the Internet, there were three big kids on the online block, each of which ran its own proprietary online service. America Online, Prodigy and CompuServe each had a "walled garden" of sorts for their customers.

Link love is reciprocal; if you provide it liberally, it comes back to you. If you don't, you'll turn into your own walled garden.