Having looked through the footage, I found the French Gitans, in look and behaviour, to be far less traditional than the Finnish Roma. For them the bared chest seemed more de rigeur ;-). The woman also had bare arms. They also displayed far more 'passion' than the average Finnish Roma.
I've discussed this with my Roma friend and he admits that Roma in different cultures DO adapt their own culture to make a better fit with the culture they are living in. Historically, perhaps half of the male contestants in our annual Seinajoki Tango Festival contest (just held again last weekend) are Roma. Finnish Tango is a rather melancholic Finnish country music that bears little relation to any tango played elsewhere - especially by Roma.
Django Reinhardt was a Belgian Sinto gypsy who adopted hot jazz with some success ;-) You can't be me, I'm taken
Must be the warmer weather. When the capital development of a country becomes a by-product of the activities of a casino, the job is likely to be ill-done. — John M. Keynes