He's a pretty bright guy in my interactions with him and his heart is in the right place. I'm willing to bet he lands on his feet elsewhere and does just fine in life.
And from where I stand, a person's paycheck is a metaphor for their livelihood, sometimes a very literal metaphor. Missing one payment might seem mundane, but it is entirely outside of the norm and is _definitely_ a situation which should cause employees to re-evaluate how much they trust their employer. It's probably not wise to imply anyone who does this is "overreacting as that will simply further erode the trust. Instead, you apologize, apologize, and apologize again and again. Which isn't me asking you to post five tweets where you apologized.