the switch hardware is already extremely outdated by current standards. The number of games ported to the Switch and sales will decrease drastically in 2024. I don't think Nintendo will release many first party games in 2024 if launching the Switch may have a weak launch in software. The only place where the Switch will maintain good sales in 2024 will be Japan, sales in Europe and America have fallen a lot. A late 2024 launch will be ideal