======================== unified (from filesystem) ========================
                                         'bitrate'  '200.47'
                                        'duration'  '1717'
                                          'artist'  'Big City Orchestra'
                                     'text_people'  ''
                                         'release'  'eek'
                                           'title'  'peek'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-UNU-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['industrial', 'noise', 'avant garde', 'experimental', 'old school "
 "industrial']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '109.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'eek'
'TBPM' (BPM (beats per minute))                     '109.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'peek'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Big City Orchestra'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['industrial', 'noise', 'avant garde', 'experimental', 'old school industrial']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.37 dB'
'TXXX:replaygain_track_peak'                        '0.689329'

========================== row from database ==========================
                                              'id'  919308
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Big City Orchestra/1997 - Beeg Ceedee Orcheestra - Eek! (EE Tapes) cass [198-213kvbr]/b1_peek-radial.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  1717
                                           'genre'  electronic-experimental
                                        'filesize'  43035337
                                           'mtime'  1622801633
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1997 Beeg Ceedee Orcheestra Eek! (EE Tapes) cass [198 213kvbr] b1_peek radial electronic experimental
                                      'tag_artist'  Big City Orchestra
                                     'tag_release'  eek
                                       'tag_title'  peek
                                             'bpm'  109.4
                                    'search_title'  'peek':1
                                   'search_artist'  'big':1 'city':2 'orchestra':3
                                  'search_release'  'eek':1
                                     'search_rest'  '198':11,12 '1997':1 '213kvbr':13,14 'b1':15 'beeg':2 'cass':10 'ceedee':3 'ee':6,7 'eek':5 'electronic':18 'experimental':19 'orcheestra':4 'peek':16 'radial':17 'tapes':8,9
                                    'search_combo'  '198':16,17 '1997':6 '213kvbr':18,19 'b1':20 'beeg':7 'big':2B 'cass':15 'ceedee':8 'city':3B 'ee':11,12 'eek':5C,10 'electronic':23 'experimental':24 'orcheestra':9 'orchestra':4B 'peek':1A,21 'radial':22 'tapes':13,14
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'noise', 'avant garde', 'experimental', 'old school industrial']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622801633.1674201  (2021-06-04 12:13:53)
                             'size'  43035337