Good news that you're working on the replacements! Version 2.0 is always better than 1.0 -- once you get the bugs worked out.
Best of luck. Kids are can be a lot of sweat and tears, but they're also the best thing you can experience in life. "Terrible blessings" might be a good aphorism.
Beware the second-system effect. You know, the one where a parent says "It's too bad that I never got to go to medical school -- but my kid is going to be a doctor!"
Fortunately, startup-trained parents generally expect their kids to change their business plans several times.
Best of luck. Kids are can be a lot of sweat and tears, but they're also the best thing you can experience in life. "Terrible blessings" might be a good aphorism.