======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '105'
                                          'artist'  'The Bonzo Dog Band'
                                     'text_people'  ''
                                         'release'  'Keynsham'
                                           'title'  "Look at Me, I'm Wonderful"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'entertaining-eccentric'
                                             'bpm'  '114.028'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Keynsham'
'TBPM' (BPM (beats per minute))                     '114.028'
'TCON' (Content type, a.k.a. Genre)                 'entertaining-eccentric'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         "Look at Me, I'm Wonderful"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Bonzo Dog Band'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.978260'

========================== row from database ==========================
                                              'id'  1511974
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Bonzo Dog Band/Keynsham/MBZ;#The Bonzo Dog Band;#Keynsham;#08;#Look at Me, I_m Wonderful.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  105
                                           'genre'  entertaining-eccentric
                                        'filesize'  3364327
                                           'mtime'  1620527182
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm MBZ;#The Band;#Keynsham;#08;#Look I_m entertaining eccentric
                                      'tag_artist'  The Bonzo Dog Band
                                     'tag_release'  Keynsham
                                       'tag_title'  Look at Me, I'm Wonderful
                                             'bpm'  114.028
                                    'search_title'  'at':2 'i':5 'im':7 'look':1 'm':6 'me':3,4 'wonderful':8
                                   'search_artist'  'band':4 'bonzo':2 'dog':3 'the':1
                                  'search_release'  'keynsham':1
                                     'search_rest'  '08':7,11 'band':5,9 'eccentric':16 'entertaining':15 'i':13 'keynsham':6,10 'look':8,12 'm':14 'mbz':1,3 'the':2,4
                                    'search_combo'  '08':20,24 'at':2A 'band':12B,18,22 'bonzo':10B 'dog':11B 'eccentric':29 'entertaining':28 'i':5A,26 'im':7A 'keynsham':13C,19,23 'look':1A,21,25 'm':6A,27 'mbz':14,16 'me':3A,4A 'the':9B,15,17 'wonderful':8A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['eccentric', 'jazz', 'comedy', 'psychedelic', 'rock']
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527181.5893464  (2021-05-09 04:26:21)
                             'size'  3364327