But it depends whether we take a decision to use it. Same thing. It's fairly expensive to use these circuits. So , speech recognition  well , L_C_D_ it's okay because it's common nowadays to use L_C_D_ ,
so I agree on using any kind of L_C_D_ , less buttons good for me as a as a designer of the circuit.
Yeah.
But the speech recognition we have to compare whether the price and the  what does it offer , you know.