Technical Perspectives
Generating images, Generating PDF
Sending emails, RSS/Trackback
RDF
Auto-Digest Algorithm (Unknown yet!)
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Market Perspectives
In Why PPT is Popular, about RDF-like digest diagram v.s. PPT is mentioned.
Web 2.0 is still hot.

Survey Prespectives
I need to read fast and read more.
Digg.com / CSDN.net / feedburner
Blogs reading
Saturday & Sunday phenomenon