Nowadays, I’ve started to lose friends over these arguments, and I'm not good online Instagram or Discord either.
This isn't something worth losing Friendship over.
Rather telling them it's rising, let them know why it's rising
And if they are still adamant about it being a scam
You back off.
I presume they are adults and should be ready to bear the consequences of their actions whether good or bad.
Personally, I barely talk about Bitcoin outside this forum.