I diffuse my hair at least for a few minutes every time I wash it, and rarely do I NOT use KCCC.
Plenty of others diffuse with it, too, though I don't know how many also use CK with it.
CK, however, I hate, LOL! Everybody's different.
2C/3A/3B - mod. CG, med. to fine, normal to low porosity/normal elasticity
Current Main Rotation: MG217 medicated, GTTT or Aim2Health 'poos as scalp needs, YTCarrots or Elucence cond., Spiral Solutions Protein Trtmt & Deeply Decadent Cond., CJCCCC reg or lite, KCCC, AO Mandarin Magic, Giovanni LA Hold Hair Spritz + lots more, sporadically
HG Method: Super Soaker + Smasters-ing, brief upside down diffusing then clips or clamps & air dry. Blend gray w/henna glosses