The "UMD returnExportsGlobal shuffle"

umd-shuffle.js

// Re. https://github.com/umdjs/umd/blob/master/returnExportsGlobal.js

// ==================================================
// Q. Does all that UMD stuff need to be at the top?
// ==================================================

(function (root, factory) {
    if (typeof exports === 'object') {
        // Node. Does not work with strict CommonJS, but
        // only CommonJS-like enviroments that support module.exports,
        // like Node.
        module.exports = factory(require('b'));
    } else if (typeof define === 'function' && define.amd) {
        // AMD. Register as an anonymous module.
        define(['b'], function (b) {
            return (root.returnExportsGlobal = factory(b));
        });
    } else {
        // Browser globals
        root.returnExportsGlobal = factory(root.b);
    }
}(this, function (b) {
    //use b in some fashion.

    // Just return a value to define the module export.
    // This example returns an object, but the module
    // can return a function as the exported value.
    return {};
}));


// ==================================================
// A. Not really.
// ==================================================

(function (factory, umd, root) {
    umd(root, factory);
}(function (b) {
    //use b in some fashion.

    // Just return a value to define the module export.
    // This example returns an object, but the module
    // can return a function as the exported value.
    return {};
}, function (root, factory) {
    if (typeof exports === 'object') {
        // Node. Does not work with strict CommonJS, but
        // only CommonJS-like enviroments that support module.exports,
        // like Node.
        module.exports = factory(require('b'));
    } else if (typeof define === 'function' && define.amd) {
        // AMD. Register as an anonymous module.
        define(['b'], function (b) {
            return (root.returnExportsGlobal = factory(b));
        });
    } else {
        // Browser globals
        root.returnExportsGlobal = factory(root.b);
    }
}, this));

I see what you did there....nice.