Thus for example, while fluorescent lights are not much more technically difficult than incandescents, are much more technically difficult.
Is there a typo in this sentence?
Yes. Intended to be something like:
Thus for example, while fluorescent lights are not much more technically difficult than incandescents, are much more technically difficult if one wants them to be cheaper and more efficient than incandescents.
Is there a typo in this sentence?
Yes. Intended to be something like: