// The USB Specification 2.0, section 11.24.1 recommends a value of\r
// 50 milliseconds. We use a value of 500 milliseconds to work\r
// around slower hubs and devices.\r
// The USB Specification 2.0, section 11.24.1 recommends a value of\r
// 50 milliseconds. We use a value of 500 milliseconds to work\r
// around slower hubs and devices.\r