======================== unified (from filesystem) ========================
                                         'bitrate'  '230.019'
                                        'duration'  '268'
                                          'artist'  'Gotan Project'
                                     'text_people'  ''
                                         'release'  'La revancha del tango'
                                           'title'  'Época'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-UNU-1', "
 "'Q-OLDST-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'downtempo', 'electronic', 'chillout', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '90.858'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'La revancha del tango'
'TBPM' (BPM (beats per minute))                     '90.858'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'prerock-jb-jazz-lounge or exotica or bossa']
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Época'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Gotan Project'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lounge', 'downtempo', 'electronic', 'chillout', 'tango']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.549455'

========================== row from database ==========================
                                              'id'  1344492
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Gotan Project__La Revancha Del Tango__02 - Epoca.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  268
                                           'genre'  electronic-unsorted;prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  7724025
                                           'mtime'  1620541244
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Project__La Revancha Del Tango__02 Epoca electronic unsorted;prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Gotan Project
                                     'tag_release'  La revancha del tango
                                       'tag_title'  Época
                                             'bpm'  90.858
                                    'search_title'  'epoca':1,2
                                   'search_artist'  'gotan':1 'project':2
                                  'search_release'  'del':3 'la':1 'revancha':2 'tango':4
                                     'search_rest'  '00poprockelectronic':1 '02':12 'bossa':24 'del':10 'electronic':14 'epoca':13 'exotica':23 'files':5,6 'jazz':20 'jb':19 'la':8 'loose':3,4 'lounge':21 'or':22 'prerock':16,18 'project':7 'revancha':9 'tango':11 'unsorted':2,15,17
                                    'search_combo'  '00poprockelectronic':9 '02':20 'bossa':32 'del':7C,18 'electronic':22 'epoca':1A,2A,21 'exotica':31 'files':13,14 'gotan':3B 'jazz':28 'jb':27 'la':5C,16 'loose':11,12 'lounge':29 'or':30 'prerock':24,26 'project':4B,15 'revancha':6C,17 'tango':8C,19 'unsorted':10,23,25
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'downtempo', 'electronic', 'chillout', 'tango']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541244.2792377  (2021-05-09 08:20:44)
                             'size'  7724025