======================== unified (from filesystem) ========================
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                             'musicbrainz_albumid'  ''
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======================== rawer (from filesystem) ========================

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'TPE1' (Lead performer(s)/Soloist(s))               'Captain Beefheart & His Magic Band'
'TPE2' (Band/orchestra/accompaniment)               'Captain Beefheart & His Magic Band'
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'TXXX:lastfmtags'                                   ['blues', 'avant garde', 'psychedelic', 'experimental', 'rock']
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========================== row from database ==========================
                                              'id'  1372510
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Captain Beefheart & His Magic Band - Safe as Milk/06 Electricity.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  187
                                           'genre'  electronic-experimental
                                        'filesize'  4560215
                                           'mtime'  1622801426
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                                        'rest_str'   00exnnpjpsprgttidm 06 electronic experimental
                                      'tag_artist'  Captain Beefheart & His Magic Band
                                     'tag_release'  Safe as Milk
                                       'tag_title'  Electricity
                                             'bpm'  117.1
                                    'search_title'  'electricity':1
                                   'search_artist'  'band':5 'beefheart':2 'captain':1 'his':3 'magic':4
                                  'search_release'  'as':2 'milk':3 'safe':1
                                     'search_rest'  'electronic':1 'experimental':2
                                    'search_combo'  'as':8C 'band':6B 'beefheart':3B 'captain':2B 'electricity':1A 'electronic':10 'experimental':11 'his':4B 'magic':5B 'milk':9C 'safe':7C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'avant garde', 'psychedelic', 'experimental', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801426.2120888  (2021-06-04 12:10:26)
                             'size'  4560215