1 on venema: ``there'll be no second postfix'':

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3 Yes there will be one, when postfix becomes obsolete, and this day will come as requirements change. See sendmail for example: it had nearly the whole market ... and now it's dying. sendmail once also thought it would be the number 1, forever.

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5 cf. Tanenbaum vs. Linux: It was too early. Linux' time has not ended, but it will some day.

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7 anyway, masqmail is not intended to become a second postfix. It's more inteded to become a second qmail, but with a differend target field.