code: function pipe(stream) {
    const parser = csv.parse({delimeter: ",", columns: true});
    const startingTime = new Date().getTime();
    return Bacon
    .fromEvent(stream.pipe(parser), 'data')
    .scan({ index: 0 }, (past, current) => Object.assign({}, current, { index: past.index + 1 }))
    .map((v) => {
      const projectedTime = (v.index * 1000 / 50) + startingTime;
      return Object.assign({}, v, { time: projectedTime })
    })
  }
docs: From a stream of data points @ 50hz, return a stream of points with times interpolated at 50hz.