The title and article are using reglion as a context when it's not. As a consumer I am not converting to Sharia finance, I have just found a product which meets my requirements. The index fund I am invested in turns out to be mainly high tech stocks with a low fee, just because it has 'Islamic' in the fund name doesn't mean I'm a convert to the religious philosophy.
Which religion has stable, gold backed money and low taxes? I'd like to join that one.
I was going to find out if the Lakota tribe would adopt me and allow me to live with them as part of a peaceful, sovereign nation within North America. Also, the Amish are definitely on to something with how they live mostly outside of the corrupt, warmongering, inflationary system the US has.
I will say for the record that bankers being bankers, I doubt very much any type of financing will really ever be any different than any other. There's all these Type A guys out there with one thought in their brains--to shear the sheep as hard and as often as possible.