======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '286'
                                          'artist'  'Dexter Wansel'
                                     'text_people'  ''
                                         'release'  'Voyager'
                                           'title'  'Solutions'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-3', 'Q-OLDST-2', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['funk', 'disco', 'jazz-funk', 'space-funk', 'soul']"
                                     'discogstags'  "['funk / soul', 'jazz-funk', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '7'
                                            'date'  '1978'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '108.124'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00000114 0000014E 00000587 000006FA 000186CE 000186CE 000039E4 00003ED8 '
 '00015FA7 00015FA7')
'TALB' (Album/Movie/Show title)                     'Voyager'
'TBPM' (BPM (beats per minute))                     '108.124'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1978'
'TIT2' (Title/songname/content description)         'Solutions'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dexter Wansel'
'TPE2' (Band/orchestra/accompaniment)               'Dexter Wansel'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'jazz-funk', 'disco']
'TXXX:lastfmtags'                                   ['funk', 'disco', 'jazz-funk', 'space-funk', 'soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.09 dB'
'TXXX:replaygain_track_peak'                        '0.678090'

========================== row from database ==========================
                                              'id'  1359911
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/02 solutions.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  286
                                           'genre'  funk or soul
                                        'filesize'  11490987
                                           'mtime'  1628357939
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 02 solutions funk or soul
                                      'tag_artist'  Dexter Wansel
                                     'tag_release'  Voyager
                                       'tag_title'  Solutions
                                             'bpm'  108.124
                                    'search_title'  'solutions':1
                                   'search_artist'  'dexter':1 'wansel':2
                                  'search_release'  'voyager':1
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'funk':8 'loose':3,4 'or':9 'solutions':7 'soul':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':5 'dexter':2B 'files':9,10 'funk':12 'loose':7,8 'or':13 'solutions':1A,11 'soul':14 'unsorted':6 'voyager':4C 'wansel':3B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'disco', 'jazz-funk', 'space-funk', 'soul']
                                        'tag_date'  1978
                                     'discogstags'  ['funk / soul', 'jazz-funk', 'disco']

============================== file details ==============================
                                           'mtime'  1628357938.741567  (2021-08-07 19:38:58)
                             'size'  11490987