Dyson is the Bose of vacuum cleaners, excelling in hyping their products to the gullible.
By doing that, they perform a number of valuable functions. They return profits to shareholders; they keep their staff employed ;they part the proverbial fool from his money.
On the contrary bagless vacuum cleaners have existed since the 1920's, around 20 years before Sir James Dyson OM CBE FRS FREng was born.
As for cyclonic vacuum cleaners Filter Queen have been making cyclonic vacuum cleaners since 1930. http://www.filterqueen.com/ourstories.php
Dyson is the Bose of vacuum cleaners, excelling in hyping their products to the gullible.
By doing that, they perform a number of valuable functions. They return profits to shareholders; they keep their staff employed ;they part the proverbial fool from his money.
Here is a detailed quantitative comparision of the Dysons to another more conventional brand. https://www.greatvacs.com/education/KirbyVsDysonVacuumReview...