An indepth look at phase would be fantastic :
i) a basic introduction into phase
ii) analogue tape and phase
------Phase and Tracking----------
i) Phase issues from multi miking
ii) Using DI with Amp Mic tracks
iii) Phase issues from reamping (?)
iv) analogue phase alignment - get it right in the room?
-----Phase and Mixing--------
i) Testing and analysing Phase
ii) Phase issues related to Mono Vs Stereo
iii) Phase and Mix Prep
iv) Reversing polarity Vs adjusting by degrees
v) Phase, frequency and gain
vi) How EQs affect phase
vii) Other Effects / Mix techniques that affect phase
viii) transformers and phase
ix) Other hardware that affects phase
x) Using phase as an effect
xi) Different phase alignment plugins compared