There are so many web services. Let’s arrange them for myself.

[Blog]
Tumblr
Blogger

[Photo]
flickr
picasa

[Video]
youtube

[Email]
Gmail

[Online Storage]
Dropbox
Live Mesh
Zumo Drive

[Maps]
Google Maps
Yahoo Maps

[Document]
Google Docs
Evernote

[Micro Blogging]
Twitter
Jaiku
Brightkite

[VoIP]
Skype
Jajah
jaxtr

[Wiki]
Mediawiki
MindTouch Deki

[IM]
Skype
Windows Live Messenger

[Backup]
CrashPlan
Mozy

[SNS]
facebook