Calling a bloom filter a filter is a tautology and tautologies don't have much pedagogical value. Explaining what a bloom filter is (and/or is useful for) by i

Calling a bloom filter a filter is a tautology and tautologies don't have much pedagogical value. Explaining what a bloom filter is (and/or is useful for) by imperfect analogy to caching is less precisely correct than a tautology but will help the uninformed a lot more.