A tech podcast said simple rules work better than trying to explain all the technical details.

Wait she really gets 8 whole weeks without a touch up? That's wild, my clients are usually fading bad by week 5 or 6. I've messed with mixing developers before but never thought to do roots and ends separate in one service. Makes total sense though, the roots need more lift. Gonna have to try this on my next color client for sure.

Interesting! When you made that switch, did you find the soft backplate gave up any stability or control? I'm wondering if it feels different when you're carrying a stage bottle or heavier gear. That streamlined setup sounds perfect until you add more stuff.

Totally, and it helps to eat before you go shopping lol. Hungry me buys all the snacks.

That's a clever trick with the sprayer. Reminds me of a time we were mapping a muddy river bottom and lost all reference. My buddy just grabbed a handful of gravel from the bank and tossed it straight down. The sound of it hitting the bottom gave us a perfect depth fix and the big rocks made a crunch we could feel through our boots. Sometimes the low tech solution is right there.