The development version of ROOT 5.15/04 is now available.
For more details, see root.cern.ch
and the Release Notes at: root.cern.ch/root/Version515.news.html
This version includes several optimisations, in particular a smaller memory footprint, as well as many new features that will be described in more details at the ROOT workshop next week (26,27,28 March).
The final PRO version 5.16 is scheduled for June 27.
On behalf of the ROOT team
Rene Brun