======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '78'
                                          'artist'  'Soolo Ennikki'
                                     'text_people'  ''
                                         'release'  'Finnish Snow-Walks And Dances'
                                           'title'  'Talvi Tango'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '142.307'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Finnish Snow-Walks And Dances'
'TBPM' (BPM (beats per minute))                     '142.307'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Talvi Tango'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Soolo Ennikki'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.521415'

========================== row from database ==========================
                                              'id'  984672
                                            'path'  /data/Music/Bulk/00localcharacter/Finnish Snow-Walks And Dances/12 Soolo Ennikki - Talvi Tango.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  78
                                           'genre'  loc-unsorted
                                        'filesize'  3136096
                                           'mtime'  1620400914
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 12 loc unsorted
                                      'tag_artist'  Soolo Ennikki
                                     'tag_release'  Finnish Snow-Walks And Dances
                                       'tag_title'  Talvi Tango
                                             'bpm'  142.307
                                    'search_title'  'talvi':1 'tango':2
                                   'search_artist'  'ennikki':2 'soolo':1
                                  'search_release'  'and':5 'dances':6 'finnish':1 'snow':2 'snowwalks':4 'walks':3
                                     'search_rest'  'loc':1 'unsorted':2
                                    'search_combo'  'and':9C 'dances':10C 'ennikki':4B 'finnish':5C 'loc':11 'snow':6C 'snowwalks':8C 'soolo':3B 'talvi':1A 'tango':2A 'unsorted':12 'walks':7C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620400914.1561146  (2021-05-07 17:21:54)
                             'size'  3136096