======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '291'
                                          'artist'  'Timmy Thomas'
                                     'text_people'  ''
                                         'release'  "The 70's - 1973 - CD 2"
                                           'title'  "Why Can't We Live Together"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-JZFKS-3', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', '7soul', 'soul', 'funk', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '12'
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '100.755'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000407 00000585 000042C2'
'COMM:iTunNORM:eng'                                 (' 00000407 00000585 000042C2 00005FEB 0003387D 0003387D 00007E44 00007C75 '
 '0000A986 0000A986')
'TALB' (Album/Movie/Show title)                     "The 70's - 1973 - CD 2"
'TBPM' (BPM (beats per minute))                     '100.755'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         "Why Can't We Live Together"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Timmy Thomas'
'TRCK' (Track number/Position in set)               '11/12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', '7soul', 'soul', 'funk', '70s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+3.45 dB'
'TXXX:replaygain_track_peak'                        '0.493231'

========================== row from database ==========================
                                              'id'  1503599
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/11 - timmy thomas - why can_t we live together.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  291
                                           'genre'  funk or soul
                                        'filesize'  4671333
                                           'mtime'  1628357945
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 11 timmy thomas why can_t we live together funk or soul
                                      'tag_artist'  Timmy Thomas
                                     'tag_release'  The 70's - 1973 - CD 2
                                       'tag_title'  Why Can't We Live Together
                                             'bpm'  100.755
                                    'search_title'  'can':2 'cant':4 'live':6 't':3 'together':7 'we':5 'why':1
                                   'search_artist'  'thomas':2 'timmy':1
                                  'search_release'  '1973':5 '2':7 '70':2 '70s':4 'cd':6 's':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'can':10 'files':5,6 'funk':15 'live':13 'loose':3,4 'or':16 'soul':17 't':11 'thomas':8 'timmy':7 'together':14 'unsorted':2 'we':12 'why':9
                                    'search_combo'  '00poprockelectronic':17 '1973':14C '2':16C '70':11C '70s':13C 'can':2A,26 'cant':4A 'cd':15C 'files':21,22 'funk':31 'live':6A,29 'loose':19,20 'or':32 's':12C 'soul':33 't':3A,27 'the':10C 'thomas':9B,24 'timmy':8B,23 'together':7A,30 'unsorted':18 'we':5A,28 'why':1A,25
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rnb', '7soul', 'soul', 'funk', '70s']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357944.8963835  (2021-08-07 19:39:04)
                             'size'  4671333