Thank You for Subscribing!
You’re in!
I just sent you a Welcome email from productmanagement@cotellese.me. It should land in your inbox within the next minute or two.
Can’t find it?
Search your inbox (and your Spam or Junk folder) for:
productmanagement@cotellese.me
Move it to your inbox if it landed in spam.
One quick favor
Add productmanagement@cotellese.me to your address book (or contacts) right now. That tells your mail provider future issues are wanted, so they go straight to your inbox instead of getting filtered.
Thanks for joining — glad you’re here.
Popular Posts
Opus 5 Made Claude Code Chatty. Three Changes Reined It In.
Every new Claude Code model shows up with a different posture. Opus 5's is talkative. Here's the tone section and the one-line hook I use to get the answer at the top.
Read MoreI Spent Months Tuning My AI Config. Last Week I Deleted Most of It.
Anthropic cut 80% of the Claude Code system prompt. I audited my own setup expecting bloat and found something worse — instructions that contradicted each other, with nothing to tell me.
Read MoreDrunk on Tokens: The Real Cost of Replacing Employees With AI
I'm on the $200/month AI plan and burned through $2,160 in tokens. That gap is a subsidy — and companies are betting their headcount on it.
Read MoreAI Makes You 10x Faster. But 10x Times Zero Is Still Zero.
The Cal AI breach wasn't a sophisticated attack. It was a Firebase backend with no auth. When AI multiplies what you already are, expertise isn't optional — it's the whole point.
Read MoreI Built a Workaround for Claude's Memory Problem. Then I Retired It.
How a Claude Code plugin called claude-mem eliminated my context window workaround by giving every session persistent memory across projects.
Read MoreMeasuring AI Token Consumption Is the New Lines of Code
When companies reward token consumption as a proxy for performance, they're repeating the same mistake we've made with every productivity metric before it.
Read More