Pinboard is a personal archive for things you find online and don't want to forget.

• minimalist, lightweight design with high information density
• Everything on the site is available as an RSS feed
• You can import and export data in a wide variety of formats.
• The site caters to users who value privacy. Half of users have no public bookmarks.
• The pricing plan is simple and inexpensive: you pay a small annual fee.
  The site has a sane business model that would be familiar to your grandparents.