That's not IrDA though - that was just an IR blaster that could send out an IR signal to TVs and whatnot. OP probably talks about the horribly slow and finnick

That's not IrDA though - that was just an IR blaster that could send out an IR signal to TVs and whatnot. OP probably talks about the horribly slow and finnicky data transfer standard used on pre-earlier phones before Bluetooth was widely available and cheap.