The means of communication would include pneumatic mail tubes, telephones, telegraphs, radios, and mechanically composed newspapers. -- Howard P. Segal, The Technological Utopians, in Joseph J. Corn (Ed.), Imagining Tomorrow: History, Technology and The American Future (Cambridge: MIT Press, 1986).
The magnetic interference can also cause problems with NFC performance on the new iPhones, and Apple has now started warning manufacturers in its MFi program with accessories supporting the devices to avoid magnets or metal.
Relevance. Rating Newest Oldest. Best Answer: The major issue with MRI is metal in the body, but you aren't allowed near the magnet if there is any risk of that metal causing damage if you are put in the magnet, so that's not really a side effect. There are a number of well known minor possible side effects.RI works using radiowaves not microwaves, but it can still heat the body slightly. Not enough to do any harm, but a few patients can find it uncomfortable. Also there is a slight possibility that the MRI magnet can cause temporary dizziness, but that last minutes. Long term there appears to be no side effects.