You are not imagining it and you are not being difficult. Document it and take the document in.

Bring a list. Embarrassment makes everyone forget things, including you.

An inconclusive account is useful if it stops the next person mistaking a story for a controlled comparison.

This is the correct amount of effort for a thread like this.

Photograph everything before you open it. Ten seconds, settles most disputes.

Bring a list. Embarrassment makes everyone forget things, including you.

Test one thing at a time. It feels slower and it is the only way to learn anything.