Maybe Apple shouldn't use their dominant position as a smartphone manufacturer to knowledgeably exploit human insecurity and exacerbate user woe in hope of selling families another iPhone: https://www.theverge.com/2024/3/21/24107676/buy-your-mom-an-...
Short version: SMS has been green since the first iPhone, blue iMessage was added later. Green was not invented to "punish the poors"