======================== unified (from filesystem) ========================
                                         'bitrate'  '194.232'
                                        'duration'  '402'
                                          'artist'  'Gotan Project'
                                     'text_people'  ''
                                         'release'  'Lunático'
                                           'title'  'Paris, Texas'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['lounge', 'downtempo', 'electronic', 'chillout', 'tango']"
                                     'discogstags'  "['electronic', 'latin', 'trip hop', 'downtempo', 'tango']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'loc-style-tango or milonga-electro;prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '138.797'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Lunático'
'TBPM' (BPM (beats per minute))                     '138.797'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-tango or milonga-electro',
 'prerock-jb-jazz-lounge or exotica or bossa']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Paris, Texas'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gotan Project'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'latin', 'trip hop', 'downtempo', 'tango']
'TXXX:lastfmtags'                                   ['lounge', 'downtempo', 'electronic', 'chillout', 'tango']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.832294'

========================== row from database ==========================
                                              'id'  1322275
                                            'path'  /data/Music/Bulk/00poprockelectronic/Gotan Project/Gotan_Project/12-gotan_project-paris_texas.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  402
                                           'genre'  loc-style-tango or milonga-electro;prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  9779496
                                           'mtime'  1620540836
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Gotan_Project 12 gotan_project paris_texas loc style tango or milonga electro;prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Gotan Project
                                     'tag_release'  Lunático
                                       'tag_title'  Paris, Texas
                                             'bpm'  138.797
                                    'search_title'  'paris':1,2 'texas':3
                                   'search_artist'  'gotan':1 'project':2
                                  'search_release'  'lunatico':1,2
                                     'search_rest'  '00poprockelectronic':1 'bossa':19 'electro':11,13 'exotica':18 'gotan':2 'jazz':16 'jb':15 'loc':6 'lounge':17 'milonga':10 'or':9 'paris':4 'prerock':12,14 'project':3 'style':7 'tango':8 'texas':5
                                    'search_combo'  '00poprockelectronic':8 'bossa':26 'electro':18,20 'exotica':25 'gotan':4B,9 'jazz':23 'jb':22 'loc':13 'lounge':24 'lunatico':6C,7C 'milonga':17 'or':16 'paris':1A,2A,11 'prerock':19,21 'project':5B,10 'style':14 'tango':15 'texas':3A,12
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'downtempo', 'electronic', 'chillout', 'tango']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'latin', 'trip hop', 'downtempo', 'tango']

============================== file details ==============================
                                           'mtime'  1620540836.4367573  (2021-05-09 08:13:56)
                             'size'  9779496