(8) Infographics: What infographic software can branch data (like pearltrees) and manipulate data (by amount) (8) What are the most outstanding pearltrees. (8) Pearltrees: Is pearltrees a social bookmarking or social curating. (8) What is Pearltrees' technology stack. (8) Pearltrees: Is there a Pearltrees API in the works. (8) Pearltrees: What problem does Pearltrees solve.