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Three minutes after 12.

Very good afternoon to you.

I suppose in a way every hour on the programme is mystery hour in a way.

But, of course, what is different about this mystery hour is that we don't focus upon one question and invite a multiplicity of answers.

We focus upon as many questions as we can get through. It is, if you're new to it, the radio equivalent of those newspaper columns, notes and queries,

a Q&A, where a reader will write in asking, why do we do this?

Where does that come from?

Do I remember correctly, what is the origin of where, when, when, what, whither, whence, any other interrogatory pronoun you care to mention.

And hopefully in an ideal world, someone else will respond with the answer.

It relies upon a couple of things, of course.

It relies upon the questions being interesting, even to people to whom they have never previously occurred.

And it relies upon us carefully guarding against repetition it also

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