One artist who signs his graffiti featuring masked characters observing society from street walls "2+2=5" has gone into exile. Another, Yulier P., remains on the island but no longer paints.

Graffiti on walls around Havana telling Cubans "you need to be happy" has encouraged introspection and inspiration in a ...

Graffiti on walls around Havana telling Cubans "you need to be happy" has encouraged introspection and inspiration in a country where censorship has forced many street artists to emigrate or ...