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22 Sep 2026

The Uncanny AI Valley of Text

For a mostly-tech blog, there aren't many posts on falkus.co that mention AI. This mini essay is the first in a probable series on my thoughts around the good and not so good of using AI, specifically to complete work in software development roles.

19 Sep 2026

Compromised Websites - Asking Users Nicely To Run Malware

A local heat pump installer in my area has a compromised website that has a malware/phishing approach via CAPTCHA that I've not seen before.

11 Sep 2026

Sending Calls to Voice Apps in an E5 Sandbox

For those developing integrations with Microsoft O365 you'll probably have come across the E5 Sandbox tenants. These are temporary tenants provided by Microsoft, full of plausible but fake users and data, specifically targeted at Developers. What if you want to send test calls into your voice app or auto attendant/call queue in an E5 Sandbox? It can be done!

31 May 2026

BPM List: A Drummer's Set List Website

A post about building a simple musician's gig set list web app that includes a preset metronome for each song.

02 May 2026

VoIP Toolbox: Is the SIP in this PCAP OK?

VoIP Toolbox can already pull SIP call flows out of a PCAP, directly in the browser. The latest update runs sipright over every SIP message. This gives a high level good/warning/bad call indicator, aiming to make problematic parts of a capture stand out at a quick glance.

Currently based near Bath. I’ve been fiddling with technology for as long as I can remember. I use this site as a place to blog about interesting development stories and web projects that I think others might find useful.

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