I can't judge that from an outside perspective, but to be fair, having nothing to show for two decades of work is an intrinsic occupational risk of science.

> I can't judge that from an outside perspective, but to be fair, having nothing to show for two decades of work is an intrinsic occupational risk of science.

How? In today's academic environment you won't survive even a few years without publishable research results.

Oh you can publish innumerable things whose content is nothing to show for, yet you publish something :)