# blog
Writing on networking, security, IT leadership, and the business of technology.
browse: /categories /tags /archive
[ Ai and llms ] 9 min read
Training turns roughly 405 billion random numbers into something useful through one boring move: guess the next token, get graded, nudge every number a hair, and repeat. Part two of six.
[ Ai and llms ] 11 min read
A large language model is an enormous pile of numbers, and everything it does comes from multiplying other numbers by that pile. Part one of six.
[ Ai and llms ] 6 min read
I asked an AI to tidy up my blog repo and it accidentally organized itself into a nine-member development team. I'm releasing that team, free, on GitHub.
[ Infrastructure ] 21 min read
Data centers are eighty years old and already 99% full. We need considerably more of them, and we're making a hash of deciding where they go.
[ Tech field day ] 6 min read
“Everyone has a plan until they get punched in the mouth.” — Mike Tyson One organization Chris Bevil worked with had a genuinely good disaster recovery program. Tabletop exercises, tested runbooks, the whole thing. When …
[ Tech field day ] 7 min read
“When I use a word, it means just what I choose it to mean — neither more nor less.” — Humpty Dumpty, Through the Looking-Glass (1871) I’ve lost count of how many storage conversations I’ve sat through where immutability …
[ Tech field day ] 6 min read
Rick Vanover, CTO of Veeam, opened his segment at Tech Field Day Extra RSAC 2026 with a statement that was either refreshingly honest or a very good bit of self-aware marketing: “Our audience has a very highly calibrated …
[ Security ] 4 min read
If you work in IT for even a few minutes, you’ll almost assuredly run headlong into the wonderful world of security audits—ostensibly, services to help you better secure your organization and its assets from internal and …
[ Tech field day ] 5 min read
I think that security is still the hottest topic in the IT world right now, the faux AI craze notwithstanding. Many companies have product offerings in the security space, focusing exclusively on the data integrity and …
[ Tech field day ] 3 min read
In my current role in the IT industry, I think about disaster recovery (DR), continuous data protection (CDP), and overall ransomware recovery almost all the time. Overseeing an IT organization requires you to think …