======================== unified (from filesystem) ========================
                                         'bitrate'  '166.493'
                                        'duration'  '131'
                                          'artist'  'The Pipettes'
                                     'text_people'  ''
                                         'release'  'We Are the Pipettes (US RETAIL)'
                                           'title'  'Dance and Boogie'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['britpop', 'indie', 'female vocalists', 'pop', 'british', 'indie pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '138.607'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'We Are the Pipettes (US RETAIL)'
'TBPM' (BPM (beats per minute))                     '138.607'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'Lame 3.97'
'TIT2' (Title/songname/content description)         'Dance and Boogie'
'TKEY' (Initial key)                                '4A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'The Pipettes'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['britpop', 'indie', 'female vocalists', 'pop', 'british', 'indie pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.29 dB'
'TXXX:replaygain_track_peak'                        '0.339538'

========================== row from database ==========================
                                              'id'  1273645
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Pipettes/We are the Pipettes [2007]/15-the_pipettes-dance_and_boogie-butt.mp3
                                         'working'  None
                                         'bitrate'  167
                                    'duration_sec'  131
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  2739361
                                           'mtime'  1642256581
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos are [2007] 15 the_pipettes dance_and_boogie butt ifs songwriter indie unsorted
                                      'tag_artist'  The Pipettes
                                     'tag_release'  We Are the Pipettes (US RETAIL)
                                       'tag_title'  Dance and Boogie
                                             'bpm'  138.607
                                    'search_title'  'and':2 'boogie':3 'dance':1
                                   'search_artist'  'pipettes':2 'the':1
                                  'search_release'  'are':2 'pipettes':4 'retail':7,8 'the':3 'us':5,6 'we':1
                                     'search_rest'  '00singer':1 '2007':5,6 'and':10 'are':4 'boogie':11 'butt':12 'dance':9 'eos':3 'ifs':13 'indie':14 'pipettes':8 'songwriter':2 'the':7 'unsorted':15
                                    'search_combo'  '00singer':14 '2007':18,19 'and':2A,23 'are':7C,17 'boogie':3A,24 'butt':25 'dance':1A,22 'eos':16 'ifs':26 'indie':27 'pipettes':5B,9C,21 'retail':12C,13C 'songwriter':15 'the':4B,8C,20 'unsorted':28 'us':10C,11C 'we':6C
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['britpop', 'indie', 'female vocalists', 'pop', 'british', 'indie pop']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256580.9777515  (2022-01-15 15:23:00)
                             'size'  2739361