code: func EveryGo(interval time.Duration, procfunc gp.ProcessFunc) gp.Process {
  	return gp.Go(func(proc gp.Process) {
  		for {
  			select {
  			case <-time.After(interval):
  				proc.Go(procfunc)
  			case <-proc.Closing(): // we're told to close
  				return
  			}
  		}
  	})
  }
docs: // EveryGo calls the given ProcessFunc at periodic intervals. Internally, it uses
  // <-time.After(interval)
  // This is not rate limited, multiple calls could be in-flight at the same time.