This definitely is not true. Im not sure what is wrong with your's but i have mine set up on the atomic diffuser inline with one of my eheim eccos. Been running strong for about 6 months now with no issues
Do you turn off CO2 at night? I found some (old kind of) reports that folks had issues next day after night shut off with presure dropping and the rate of drops in bubble counter was going down. I suspect not enough pressure from the regulator to support atomizers (30 psi?). No reports on which regulator was used, so I also suspect not Atomic one...