The Linux 5.6 kernel is expected to be released with numerous new features, including WireGuard, USB4, and open-source NVIDIA RTX 2000 series support. This kernel release is considered significant due to the large number of improvements and new hardware support. The release includes various enhancements to file systems, storage, and graphics, as well as improvements to AMD Zen and Zen2 thermal and power reporting. The kernel also includes support for the Amazon Echo and other new ARM SoCs and boards.