• Twitter: why should I be able to calculate stuff in my head - I have a mobile phone
• Latency numbers every programmer should know (humanized version)

Followup question: how is the relationship between duration/complexity of an action and the probability of people to do the action (e.g., reporting a maintenance problem, putting back a piece of equipment, fetching the right tool)?

I have trouble finding existing research on this topic.

• Clay (1986) *At last, my research article on procrastination*