FDA approves bluebird's sickle cell disease gene therapy. Can Lyfgenia overcome CRISPR's halo?

FDA approves bluebird's sickle cell disease gene therapy. Can Lyfgenia overcome CRISPR's halo?

Source: 
Fierce Pharma
snippet: 

Alongside an historic approval for the first therapy utilizing the Nobel Prize-winning CRISPR/Cas9 gene-editing technology, the FDA has cleared a rival gene replacement therapy, also for sickle cell disease (SCD).