Commercial racks and datacenter products have optional features that can be utilised in earthquake prone environments. What you see in the video is not only those rack features but also structure of the building itself (both are important and neither one is sufficient for certain areas).

For example see: https://www.ibm.com/support/knowledgecenter/STXN8P/com.ibm.s...

Without employing these techniques, you'd get something similar to this: https://i.imgur.com/Sb2M5Qo.jpg