Magnetic vs digital ballasts

Hey fella's
What pro's and con's have we got with digi vs mag ballasts?
Does the bulb run cooler?
Noise?
Rf interfearance?
Ect ect

Check these great sources out!

https://www.rollitup.org/t/digital-vs-magnetic-ballast.451222/

https://www.rollitup.org/t/magnetic-vs-digital-ballasts.359183

http://forum.grasscity.com/indoor-medical-marijuana-growing/1218210-digital-vs-magnetic-ballast.html

https://www.icmag.com/ic/showthread.php?t=154487

Good luck!