While I adjusted my coding style for "everything publicly visible" to match the Microsoft guidelines, I still use Hungarian Notation internally (in a simplified form). One can argue whether or not it increases the readability of code, resulting in long discussions about the pros and cons.
One feature of HN I really love (and just don't want to give up) is how well it works in conjunction with Intellisense.
Example 1: Member variables ("m_" prefix):
Example 2: Controls ("c_" prefix):