In your data center usually there is a collection of switches from different vendors purchased through the years. Vendor A tries to outdo vendor B with some mag

In your data center usually there is a collection of switches from different vendors purchased through the years. Vendor A tries to outdo vendor B with some magic sauce that promise higher bandwidth. With open standards. To avoid vendor lock-ins. The risk averse manager knows the equipment might need to be re-used or re-sold elsewhere. Want to try something new? Plus: Who is ready to debug-maintain the new fancy standard?