These newer versions of USB 3.2 devices are compatible with older devices (providing backward compatibility). However, if there are "two products with different USB capabilities[, it] will operate at the older's transfer speed".
It is recommended that manufacturers of these three products (i.e. SuperSpeed USB 20Gbps, SuperSpeed USB 10Gbps and, SuperSpeed USB 5Gbps) adhere to the USB-IF Compliance Program by submitting their products to determine compliance and gain access to the USB-IF logo licensing program.
The USB Power Delivery can charge large devices such as laptops and tablets because its current design allows it touse up to 100 watts.
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