======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '244'
                                          'artist'  'The Dead Texan'
                                     'text_people'  'Chris Randall/Chris Randall/Miguel Turanzas'
                                         'release'  'The Dead Texan'
                                           'title'  'Beatrice Pt. Two'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-1', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'drone', 'post rock', 'minimal', 'ambient']"
                                     'discogstags'  "['acoustic', 'modern classical', 'electronic', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '145.685'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '11+BF23FC4B027D5E6D53BD613F8'
'COMM:iTunes_CDDB_IDs:eng'                          '11+BF23FC4B027D5E6D53BD613F88484EE1+4393354'
'TALB' (Album/Movie/Show title)                     'The Dead Texan'
'TBPM' (BPM (beats per minute))                     '145.685'
'TCOM' (Composer)                                   'Chris Randall/Chris Randall/Miguel Turanzas'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'iTunes v4.7.1'
'TIT2' (Title/songname/content description)         'Beatrice Pt. Two'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Dead Texan'
'TPE2' (Band/orchestra/accompaniment)               'The Dead Texan'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['acoustic', 'modern classical', 'electronic', 'ambient']
'TXXX:lastfmtags'                                   ['instrumental', 'drone', 'post rock', 'minimal', 'ambient']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.31 dB'
'TXXX:replaygain_track_peak'                        '0.793798'

========================== row from database ==========================
                                              'id'  1347149
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/The Dead Texan/The Dead Texan/beatrice pt. two.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  244
                                           'genre'  electronic
                                        'filesize'  9819737
                                           'mtime'  1636913484
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer beatrice pt. two electronic
                                      'tag_artist'  The Dead Texan
                                     'tag_release'  The Dead Texan
                                       'tag_title'  Beatrice Pt. Two
                                             'bpm'  145.685
                                    'search_title'  'beatrice':1 'pt':2,3 'two':4
                                   'search_artist'  'dead':2 'texan':3 'the':1
                                  'search_release'  'dead':2 'texan':3 'the':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'beatrice':3 'electronic':7 'pt':4,5 'two':6
                                    'search_combo'  '00calmer':12 '00poprockelectronic':11 'beatrice':1A,13 'dead':6B,9C 'electronic':17 'pt':2A,3A,14,15 'texan':7B,10C 'the':5B,8C 'two':4A,16
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-1', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'drone', 'post rock', 'minimal', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['acoustic', 'modern classical', 'electronic', 'ambient']

============================== file details ==============================
                                           'mtime'  1636913483.9876742  (2021-11-14 19:11:23)
                             'size'  9819737