Assume it's 50KB going up over a 50kbit uplink. But even turning a 5-packet transmission into a 3-packet transmission could be a win in some situations. I don't

Assume it's 50KB going up over a 50kbit uplink. But even turning a 5-packet transmission into a 3-packet transmission could be a win in some situations. I don't have a burning need for this, but I did run into a situation where it might be nice, and I couldn't figure out how to do it.