======================== unified (from filesystem) ========================
                                         'bitrate'  '204.125'
                                        'duration'  '324'
                                          'artist'  'Rilo Kiley'
                                     'text_people'  ''
                                         'release'  'More Adventurous'
                                           'title'  'a man-me-then jim'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'favorites', 'indie rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;ifs-songwriter-indie-pop'
                                             'bpm'  '118.152'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'More Adventurous'
'TBPM' (BPM (beats per minute))                     '118.152'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'ifs-songwriter-indie-pop']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'a man-me-then jim'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rilo Kiley'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'favorites', 'indie rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.37 dB'
'TXXX:replaygain_track_peak'                        '0.375349'

========================== row from database ==========================
                                              'id'  191493
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Rilo Kiley/More Adventurous/10-rilo_kiley-a_man-me-then_jim-slk.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  324
                                           'genre'  ifs-songwriter;ifs-songwriter-indie-pop
                                        'filesize'  8281640
                                           'mtime'  1628356147
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 10 rilo_kiley a_man then_jim slk ifs songwriter;ifs songwriter indie pop
                                      'tag_artist'  Rilo Kiley
                                     'tag_release'  More Adventurous
                                       'tag_title'  a man-me-then jim
                                             'bpm'  118.152
                                    'search_title'  'a':1 'jim':6 'man':2 'manmethen':5 'me':3 'then':4
                                   'search_artist'  'kiley':2 'rilo':1
                                  'search_release'  'adventurous':2 'more':1
                                     'search_rest'  '00singer':1 'a':6 'eos':3 'ifs':11,13,15 'indie':16 'jim':9 'kiley':5 'man':7 'pop':17 'rilo':4 'slk':10 'songwriter':2,12,14 'then':8
                                    'search_combo'  '00singer':11 'a':1A,16 'adventurous':10C 'eos':13 'ifs':21,23,25 'indie':26 'jim':6A,19 'kiley':8B,15 'man':2A,17 'manmethen':5A 'me':3A 'more':9C 'pop':27 'rilo':7B,14 'slk':20 'songwriter':12,22,24 'then':4A,18
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'favorites', 'indie rock']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1628356146.8770962  (2021-08-07 19:09:06)
                             'size'  8281640