What is the fine-grained topic of the following text: Several development projects have adapted existing factories and warehouses into hip, contemporary live/work lofts such as the award winning conversion of a fruit-drying company into Emeryville Warehouse Lofts, and Costarella Architect’s renovation of a 1917 commercial building into the Horton Street Lofts. Only return the topic.
Adaptation of old factories and warehouses into contemporary live/work lofts