Can I ask a stupid question? What causes a message like this? How many people are involved in the team? Is this a 'startup' or just a few developers having fun?

Can I ask a stupid question? What causes a message like this? How many people are involved in the team? Is this a 'startup' or just a few developers having fun? I just started http://pineapple.io http://pineapple.io and when I see messages like this it always makes me wonder. it's not the first time i've seen something like this. It makes me nervours...