======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '283'
                                          'artist'  'Harold Flake'
                                     'text_people'  ''
                                         'release'  'Single'
                                           'title'  'The Snowmoile Driver Tells His Story In Song'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '144.1'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'blog.wfmu.org'
'TALB' (Album/Movie/Show title)                     'Single'
'TBPM' (BPM (beats per minute))                     '144.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'The Snowmoile Driver Tells His Story In Song'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Harold Flake'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.26 dB'
'TXXX:replaygain_track_peak'                        '0.653391'

========================== row from database ==========================
                                              'id'  660097
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/10/274_1_Harold_Flake_-_The_Snowmoile_Driver_Tells_His_Story_In_Song.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  283
                                           'genre'  electronic-unsorted
                                        'filesize'  8858643
                                           'mtime'  1620515884
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10 274_1_Harold_Flake_ _The_Snowmoile_Driver_Tells_His_Story_In_Song electronic unsorted
                                      'tag_artist'  Harold Flake
                                     'tag_release'  Single
                                       'tag_title'  The Snowmoile Driver Tells His Story In Song
                                             'bpm'  144.1
                                    'search_title'  'driver':3 'his':5 'in':7 'snowmoile':2 'song':8 'story':6 'tells':4 'the':1
                                   'search_artist'  'flake':2 'harold':1
                                  'search_release'  'single':1
                                     'search_rest'  '1':2 '274':1 'driver':7 'electronic':13 'flake':4 'harold':3 'his':9 'in':11 'snowmoile':6 'song':12 'story':10 'tells':8 'the':5 'unsorted':14
                                    'search_combo'  '1':13 '274':12 'driver':3A,18 'electronic':24 'flake':10B,15 'harold':9B,14 'his':5A,20 'in':7A,22 'single':11C 'snowmoile':2A,17 'song':8A,23 'story':6A,21 'tells':4A,19 'the':1A,16 'unsorted':25
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620515883.8938837  (2021-05-09 01:18:03)
                             'size'  8858643