Sir, – You describe James Dyson as the “billionaire inventor of the bagless vacuum cleaner” (The Bottom Line, January 26th).
This came as quite of a surprise to me, having operated my trusty Nilfisk 80 without bags for years prior to the onset of the Dyson, and indeed for years afterwards. – Yours, etc,
PAT MURPHY,
Greystones,
READ SOME MORE
Co Wicklow.