Further data collection.
From Fallen London Wiki
I have 36 Gains - 12/12/6/6 - and this costs 26 exploits. That threshold, at least, is lower than the displayed.
(proof provided at imgur link, here; <a rel="nofollow" class="external free" href="https://i.imgur.com/XRZ0kQa.png">https://i.imgur.com/XRZ0kQa.png</a>)
