It looks awful.
Particularly when you get a quote inside a quote inside a quote inside a quote inside a quote inside a...
before you know it, the whole thread is a mess.
We have the bold facility.
To highlight who we are replying to, MTWTFSS, if we feel it isn't clear, we can use that.
I don't repeat the sentence said to me in RL before answering it.
Hi Hec, how are you?
Hi Hec, how are you?
I am fine thanks, you?
Hi Hec, how are you?
I am fine thanks, you?
Yeah, I'm fine too. Been a busy week.
Hi Hec, how are you?
I am fine thanks, you?
Yeah, I'm fine too. Been a busy week.
why? What have you been up to?
Nope.
I prefer the more natural flow of conversation that is created here by just chatting, iyswim.