PP should keep its own identity.
2. I do like the new transitions on the timeline. Much improved over CS6.
3. I agree you cannot see anymore to which parameter its set. However I do like the different FX colors.
5. Go to Panel Menu of the timeline and uncheck Rectified Audio Waveforms: this will give the old fashion waveform. But imo the colors should be inverted.
6. In the same Panel Menu you will find the Work Area Bar. Check that. (its default off).