2016 MBP Users: How many dongles are you using?

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Lew Zealand wrote:
I have 2 users, each with 2x2016 MacBook Pros. One dongle each for giving presentations, the same as when they had their 2012 and 2013 MBPros. So no difference for either of them with the new ones.
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How are they connecting? Most any projector from the last many years has HDMI.