Unix Systems Engineer / Automator / Analyst.

• Commodore 64
• 1980s: Desktop publishing = Mac + laser printer in print shop
• 1990s: Basic (DOS/windows), IRIX. BSD. Linux. Founded ISP, sold it in 1999.
• 2000s: Designing and building *NIX systems for hosting and telecom providers. Mostly DNS, email, and business automation. Perl.
• 2010s: Email security, DNS, business. Node.js.
• 2020s: DNS, finance, vertical stacks.