From NFS to LizardFS 
We're switching from NFS on ZFS to LizardFS for better performance
Flock 2016 
Interesting take-aways from Flock 2016
Hacked! 
This year our students managed to get the server's internet speed and break into a teacher's account in LESSON
Freeswitch vs. Asterisk? 
What are the advantages and disadvantages of using Freeswitch versus Asterisk?
On vacation 
I'm on vacation in beautiful sunny Ireland
Scratching an itch 
We've started to use Scratch to teach programming to our grade ten students
Us Versus Them 
Dealing with the us versus them attitude towards Red Hat employees in the Fedora development mailing list