Marketing built a churn predictor trained on 40 rows

“It's just CRUD.”— IT Service Desk

Reason:

Honestly? Because the spreadsheet has 142,654 rows and 66 tabs. Started as Stock_list_FIXED.xlsm with a script attached.

Built by:

Tobias, a key account manager

Build time:

an afternoon, mostly

Built with:

Power Apps, licensed to one employee

Database:

Airtable on Priya's personal plan

Authentication:

IP allow-list containing 0.0.0.0/0

Deployment:

hosted on a cloud account costing €54.76/month

Responsible:

an intern whose contract ended in April

Documentation:

a Slack thread from March

Security situation:

it emails a CSV of everything at 16:39, nightly

Future disaster:

It will be replaced by a second version of itself.

Age: 43 days · originally expected to last 4 weeks · 2 owners so far · last meaningful change 3 days ago · original builder left 53 days ago

Rated common mostly because: 313 users, €160k per year, the builder has left.