All software have many dependencies (IMO for very wrong reason), if you can find a way to build a static system where nothing need to be updated good for you, b

All software have many dependencies (IMO for very wrong reason), if you can find a way to build a static system where nothing need to be updated good for you, but I doubt that this is the majority of use-case. Will this device be able to load any web page in one or two decades? It would likely be slow, but the impossibility would be a pure software limitation.