Speculation time, B3D edition.
http://kotaku.com/5187660/what-is-sony-announcing-on-tuesday
Apparently retailers in Japan are running out of current PS3 models, I guess a new model is coming though a price cut may not happen together (but a price cut for the existing models is likely).
http://kotaku.com/5187660/what-is-sony-announcing-on-tuesday
Sony dropped Kotaku a line to let us know that something is going down on Tuesday, March 31st.
Apparently retailers in Japan are running out of current PS3 models, I guess a new model is coming though a price cut may not happen together (but a price cut for the existing models is likely).