We tried it internally, not only that but the message is randomized each time you try 

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Haha interesting. I actually really like this.
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I appreciate honesty
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I feel like the number is missing a zero
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I like Slack's irreverence, but it always feels like a weak apology ("but we're so gosh durned likable!") for enabling the always-on office.
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It would be kind of funny if the engineers just wrote that message themselves to head off complaints at the proverbial pass.
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