Against my better advice, customer has downgraded the application. Do now it's 5 years old instead of 10 years old.

It works but they are trawling through the configuration files examining each diff and demanding an explanation.

Also 'I saw a blog post about database authentication in v18 so we need your view and advice on this'.

'Sure. Can you forward the link? '

Pause. 'Sorry. No I can't find it now. Maybe you could check for any issues with database authentication'.

'Yeah. Sure. I'll get on that straight away :