Somewhere on Reddit right now, a person is asking why the guy they're seeing sends one word answers, and a hundred strangers are typing the same three words: match their energy. It's the house doctrine. If they take four hours, you take four. If they send "lol nice," you send something equally beige. Never reply fast to someone slow. Never write a paragraph to someone who writes fragments. The subtext is dignity: stop watering a dead plant, stop caring more than they do.
As a diagnostic, the advice has a point. A sustained pattern of dry replies usually is the message. Someone who answers "haha yeah" to everything for three weeks is telling you their interest level, and Reddit is right that continuing to send them long, effortful, question filled texts is a way of negotiating with the verdict instead of reading it. The people preaching energy matching have watched too many posters pour buckets into a cup that was never held out.
Where the doctrine rots is in practice, because on Reddit it stops being a way to read a pattern and becomes a way to run a relationship. Mirror their reply time. Count the hours. Withhold warmth until warmth is shown, like two countries refusing to disarm first. Follow it faithfully and here's what you build: a conversation where both people are performing exactly as much indifference as they received, ratcheting downward, each dry reply justifying the next one, until two people who might have liked each other have successfully bored each other to death. Congratulations, the plant is dead, but at least you didn't water it.
The doctrine also can't tell the difference between a dry texter and a dry day. People send short replies because they're slammed at work, because they're bad at texting, because they're driving, because they're sixty percent asleep. One clipped afternoon is not a verdict. Energy matching treats it as one, punishes it with clipped replies of your own, and the other person, who was just busy, now reads your sudden chill and matches that. Two people who were fine an hour ago are now in a cold war neither of them started. I've watched this happen in threads where both halves of the couple were posting, unknowingly, on the same day.
There's a smaller lie inside the big one: that your reply speed should be a performance at all. Waiting ninety minutes to answer a text you saw instantly, because fast replies "lower your value," is the same manipulation you'd be furious to discover coming the other way. And the person worth keeping can't be kept by it. They can only be kept by someone whose warmth is real, which yours can't be while you're running it through a delay filter.
So keep the diagnostic and throw out the regime. Read patterns over weeks, not hours. When the pattern is dry for a real stretch, believe it and either name it once ("hey, you've felt far away lately, everything okay?") or let it wind down. And when the pattern is fine and you have something to say, say it, at the speed you'd say it, with the warmth you have. If the message you're about to send is warm and real and yours, the send time is trivia.
Text like yourself. It's the only strategy that finds you people who like texting with yourself.