======================== unified (from filesystem) ========================
                                         'bitrate'  '312.013'
                                        'duration'  '261'
                                          'artist'  'Big City Orchestra'
                                     'text_people'  ''
                                         'release'  'Things Fall Down'
                                           'title'  'Bucket Of Water'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['industrial', 'noise', 'avant garde', 'experimental', 'old school "
 "industrial']")
                                     'discogstags'  "['electronic', 'drone', 'noise', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '144.9'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Things Fall Down'
'TBPM' (BPM (beats per minute))                     '144.9'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Bucket Of Water'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Big City Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Big City Orchestra'
'TPOS' (Part of a set)                              'LF064MP3'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'drone', 'noise', 'experimental']
'TXXX:lastfmtags'                                   ['industrial', 'noise', 'avant garde', 'experimental', 'old school industrial']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.816223'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'175f2441-e765-4e50-9b99-d8d8665155b5')

========================== row from database ==========================
                                              'id'  1370162
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Big City Orchestra - lf064mp3/19-bco-bucket_of_water.mp3
                                         'working'  None
                                         'bitrate'  312
                                    'duration_sec'  261
                                           'genre'  electronic-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  10537352
                                           'mtime'  1647350696
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm lf064mp3 19 bco bucket_of_water electronic unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Big City Orchestra
                                     'tag_release'  Things Fall Down
                                       'tag_title'  Bucket Of Water
                                             'bpm'  144.9
                                    'search_title'  'bucket':1 'of':2 'water':3
                                   'search_artist'  'big':1 'city':2 'orchestra':3
                                  'search_release'  'down':3 'fall':2 'things':1
                                     'search_rest'  '19':2 'bco':3 'bucket':4 'electronic':7 'lf064mp3':1 'mor':17 'of':5 'pl':12 'set':9,11,14,16 'shirleyspinoza':13,15 'unsorted':8,10 'water':6
                                    'search_combo'  '19':11 'bco':12 'big':4B 'bucket':1A,13 'city':5B 'down':9C 'electronic':16 'fall':8C 'lf064mp3':10 'mor':26 'of':2A,14 'orchestra':6B 'pl':21 'set':18,20,23,25 'shirleyspinoza':22,24 'things':7C 'unsorted':17,19 'water':3A,15
                                    'tag_tracknum'  19
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['industrial', 'noise', 'avant garde', 'experimental', 'old school industrial']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'drone', 'noise', 'experimental']

============================== file details ==============================
                                           'mtime'  1647350696.2356007  (2022-03-15 14:24:56)
                             'size'  10537352