Telomeres get five or six posts, which is unusual on a blog otherwise running on syndicated advice. He explains what they are, why they shorten as a body ages, and what researchers suggested about slowing that down, and those pieces read like somebody who went and looked things up rather than somebody filling a slot in a schedule.
A second real interest concerns currency and metals: whether the euro would hold together, what hyperinflation would actually do to ordinary people, and why buying gold on the dips had worked over a long stretch.
Everything else falls into two large stacks of general material, one on nutrition and hair loss, the other on internet and affiliate marketing. The nutrition posts at least stay concrete, on avocado oil, egg whites, folic acid and dark chocolate rather than on eating better in the abstract.
Thirty five posts. Go straight to the aging and currency material, where his curiosity actually sat, and treat the rest as what filled the gaps.