No, it will be announced on 12 April.
The Adobe marketers and evangelists will tell the world how good CS5 is and demo the new features.
Based on previous launches, CS5 will be available for sale 4-6 weeks after the April 12 launch - in that time they'll finish off packaging and distributing the software globally.
John Waller wrote:
And authors will be desperately trying to finish writing their books.
Hope you're not burning the candle at both ends David
Adobe’s CEO has stated that CS5 will ship about four weeks after the launch announcement. This is consistent with past practices. Mid-May and we'll be able to receive our software !