src/Model.js
function Computed(readFn, writeFn, context) {
	this.readFn = readFn;
	this.writeFn = writeFn;
	this.context = context;
}
function Computed(readFn, writeFn, context) {
	this.readFn = readFn;
	this.writeFn = writeFn;
	this.context = context;
}
/* TEMPORARY Computed object