Justin Sullivan/GettyNvidia's Blackwell chip presents cooling challenges for customers.Reports that overheating will slow the Blackwell ramp are "overblown," according to Semianalysis.Liquid cooling adoption is crucial for data centers to handle advanced chips.The rollout of Nvidia's most advanced chip ever, Blackwell, has been met with both excitement and anxiety.First, there were chip design issues, which CEO Jensen Huang has since said are fully resolved.