The best replacement for fc is iscsi.

The best alternatives to fc are rated as following:
★★★★★  iscsi
★★★★★  fd
★★★  sas
★★★  fcoe
★★★  s13
★★  lux
★★  club america
★  nfs
★  la galaxy
★  kr
★  chelsea fc
★  real madrid fc
★  benfica
★  afc
★  blackpool fc
★  ufc
★  10gbe
★  scsi
★  barcelona fc
★  inter milan
  iscsi latency
  fb rx7
  sas performance
  hull city fc
  iscsi performance
  montreal impact
  fc barcelona
  aston villa
  sheffield wednesday fc
  fb
  fcoe performance
  240sx
  leeds rhinos
  aem ems
  everton fc
  negeri sembilan

Your alternative for fc is not listed? Suggest!
Speaking about fc, one probably shouldn't forget about wideband.

Other search terms related to fc and their ratings are:
★★★★★ wideband
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Google Trends

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fc
iscsi
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