======================== unified (from filesystem) ========================
                                         'bitrate'  '202.69'
                                        'duration'  '209'
                                          'artist'  'Satellite Stories'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Helsinki Art Scene'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', "
 "'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'q-chart-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'finnish', 'indie rock', 'party indie', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '84.035'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '84.035'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Helsinki Art Scene'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Satellite Stories'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'finnish', 'indie rock', 'party indie', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.38 dB'
'TXXX:replaygain_track_peak'                        '0.475485'

========================== row from database ==========================
                                              'id'  189651
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Unsorted/Satellite-Stories-Helsinki-Art-Scene.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  209
                                           'genre'  ifs-songwriter
                                        'filesize'  5315855
                                           'mtime'  1638554958
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Unsorted ifs songwriter
                                      'tag_artist'  Satellite Stories
                                     'tag_release'  None
                                       'tag_title'  Helsinki Art Scene
                                             'bpm'  84.035
                                    'search_title'  'art':2 'helsinki':1 'scene':3
                                   'search_artist'  'satellite':1 'stories':2
                                  'search_release'  
                                     'search_rest'  '00singer':1 'eos':3 'ifs':5 'songwriter':2 'unsorted':4
                                    'search_combo'  '00singer':6 'art':2A 'eos':8 'helsinki':1A 'ifs':10 'satellite':4B 'scene':3A 'songwriter':7 'stories':5B 'unsorted':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'finnish', 'indie rock', 'party indie', 'rock']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554958.3392158  (2021-12-03 19:09:18)
                             'size'  5315855