谢谢关注我的问题，请看下面这句话。
Investors are now looking for firms using clever technology, rather than just a clever business model, to differentiate themselves.
我的问题是：to differentiate themselves.是在说investors选择这样的公司使自己变得与众不同，还是说使用clever technology的公司使自己变得与众不同？
Many thanks in advance!