We are in the final Beta for Power Surfacing 4.1. We expect to release the second or third week of May in 2017. Cool new features include:
1) Assembly support
2) Macro feature support with automatic trim and knit
3) Offset Constraint
4) Curvature Continuity Constraints
5) New automatic and semi-automatic retopologizing tools in RE
6) Improved ShrinkWrap command
7) Reorganized UI layout along with many new tools.