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previously mentioned PhD's in the Design Systems group.We spent much time on building this network, but even more time outside of work on social activities, like sailing, bowling or simply going for a drink after work (e.g. the Sky Bar).I hugely enjoyed the time we spent together and it contributed to enjoying being a PhD.I hope we can continue our friendship, even after we have spread all over the world.My appreciation also goes to all those who participated in my experiments.For the RFID experiment (and the task-sorter survey) I wish to thank all colleagues belonging to the
V. Tabak (Thu,) studied this question.