Originally Posted by Thai Dhupp
That initial capital outlay continues to make it uneconomic. Isn't the payback ...initial costs reduced by the power cost savings around 20 years? That is prohibitive. We all want it to be a success but until that cost against payback becomes more reasonable it's hard for even the most ardent environmentalists to justify it. Tesla? Cut the unit cost! Governments!? Subsidise this idea!. Sadly, unlikely in the current economic climate .
And how long will the tiles last? 20 years? Seems unlikely. Must one therefore include replacement tiles and maintenance costs in the evaluation?
Brilliant technology but, as you pointed out, hardly viable for the private consumer at this stage.