======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '149'
                                          'artist'  'Pixies'
                                     'text_people'  ''
                                         'release'  'Bossanova'
                                           'title'  'Down to the Well'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie'
                                             'bpm'  '101.360'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bossanova'
'TBPM' (BPM (beats per minute))                     '101.360'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-rock', 'ifs-songwriter-indie-pop', 'rock-pop-indie']
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Down to the Well'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pixies'
'TRCK' (Track number/Position in set)               '9'
'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:discogstags'                                  ['rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.491602'

========================== row from database ==========================
                                              'id'  1362157
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Pixies/Bossanova/Pixies - Down to the Well - 09.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  149
                                           'genre'  ifs-songwriter-indie-rock;ifs-songwriter-indie-pop;rock-pop-indie
                                        'filesize'  2386934
                                           'mtime'  1636916246
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 09 ifs songwriter indie rock;ifs songwriter indie pop;rock pop indie
                                      'tag_artist'  Pixies
                                     'tag_release'  Bossanova
                                       'tag_title'  Down to the Well
                                             'bpm'  101.36
                                    'search_title'  'down':1 'the':3 'to':2 'well':4
                                   'search_artist'  'pixies':1
                                  'search_release'  'bossanova':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':4,8,10 'indie':6 'indierock':3 'pop':11,13,15 'poprock':2 'rock':7,9,12,14 'songwriter':5
                                    'search_combo'  '00poprockelectronic':7 'bossanova':6C 'down':1A 'ifs':10,14,16 'indie':12 'indierock':9 'pixies':5B 'pop':17,19,21 'poprock':8 'rock':13,15,18,20 'songwriter':11 'the':3A 'to':2A 'well':4A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-4', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2003
                                     'discogstags'  ['rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1636916245.6442623  (2021-11-14 19:57:25)
                             'size'  2386934