Zetta is the metric prefix for 1021, 1000x larger than the scale for the Exascale supercomputers now under development.
See here for further information on possible Zettascale Computing, which links to the journal article
The IEEE International Roadmap for Devices and Systems (IRDS) is tracking emerging memory device technologies that will be critical in the development of future high-performance computing systems.
For further information see here
Committee of experts promotes continued R&D and projects long-term benefits of quantum computing technology.
For further information and a link to the report, see here