It's slower and more solitary than people expect, hours with tongs, a magnifier, and tiny rectangles of history under good light.

You'll learn to spot a watermark or a perforation flaw, and feel a real jolt finding the one stamp that completes a set.

The frustrations are real too: condition obsession, fakes, and the patience of hunting a single elusive issue for years, but each one is a little window into a border, an era, or a long-gone country.