SiNtx Technologies Inc (SINT)

[boston745]

Musk could use Si3N4 for his satellites and his hvac filters now that Sintx can imbue fabrics with si3n4.
If Cook coated the iphone in si3n4 it would be like placing a phone inside an EM bag. Limited or no signal would get through whether it's cellular, wifi, or Bluetooth making the phone pointless.

We get requests for special items almost every week,” says Fehrenbacher. “Interestingly, researchers from the University of Michigan are developing the ceramics-based antennas for satellites both for military and commercial applications. TA&T’s ceramic AM is an enabling technology and represents a potential breakthrough for these unique and complex designs.