“…Taken as a whole, Musical XR systems represented in the database are multifaceted and address a range of primary functions and target users as identified in Section VII-B. Examples for performance are reported in [36], [71], [143], for education in [8], [49], [56], [74], for composition in [37], [45], [64], [102], and for sound engineering in [11], [83]. Other XR systems have focused on entertainment [79], [128], [166], including music visualization [55], [156] and musicrelated cultural heritage applications [60], [114], [142].…”