Lisbon Architecture: Neglect, Conservation, Demolition, Renewal or Urban Art – what are the alternatives?

John Chamberlain at the Guardian writes that “Officially sanctioned graffiti artists are not the answer to revitalising a beautiful city” when responding to recent Guardian travel article by Rachel Dixon –  Urban splash: street art in Lisbon in which she tours Lisbon and looks at the recent move by Crono Project to transform derelict buildings into large urban art pieces with graffiti and stencilling.

So what to do with derelict buildings awaiting demolition or a new lease on life?