======================== unified (from filesystem) ========================
                                         'bitrate'  '236.308'
                                        'duration'  '268'
                                          'artist'  'Emily Wells'
                                     'text_people'  ''
                                         'release'  'The Symphonies: Dreams Memorie'
                                           'title'  "Symphony 4: America's Mercy Wa"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
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 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'singer songwriter', 'female vocalists', 'folk', 'folktronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '143.213'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Symphonies: Dreams Memorie'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         "Symphony 4: America's Mercy Wa"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Emily Wells'
'TRCK' (Track number/Position in set)               '4'
'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:lastfmtags'                                   ['indie', 'singer songwriter', 'female vocalists', 'folk', 'folktronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.20 dB'
'TXXX:replaygain_track_peak'                        '0.641392'

========================== row from database ==========================
                                              'id'  1514208
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Emily wells/The Symphonies_ Dreams Memories & Parties [Explicit]/04 - Symphony 4_ America_s Mercy War [Explicit].mp3
                                         'working'  None
                                         'bitrate'  236
                                    'duration_sec'  268
                                           'genre'  ifs-songwriter
                                        'filesize'  7923869
                                           'mtime'  1636401686
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos wells Symphonies_ Memories & Parties [Explicit] 04 4_ America_s War [Explicit] ifs songwriter
                                      'tag_artist'  Emily Wells
                                     'tag_release'  The Symphonies: Dreams Memorie
                                       'tag_title'  Symphony 4: America's Mercy Wa
                                             'bpm'  143.213
                                    'search_title'  '4':2,3 'america':4 'americas':6 'mercy':7 's':5 'symphony':1 'wa':8
                                   'search_artist'  'emily':1 'wells':2
                                  'search_release'  'dreams':4 'memorie':5 'symphonies':2,3 'the':1
                                     'search_rest'  '00singer':1 '4':10 'america':11 'eos':3 'explicit':8,9 'ifs':14 'memories':6 'parties':7 's':12 'songwriter':2 'symphonies':5 'war':13 'wells':4
                                    'search_combo'  '00singer':16 '4':2A,3A,25 'america':4A,26 'americas':6A 'dreams':14C 'emily':9B 'eos':18 'explicit':23,24 'ifs':29 'memorie':15C 'memories':21 'mercy':7A 'parties':22 's':5A,27 'songwriter':17 'symphonies':12C,13C,20 'symphony':1A 'the':11C 'wa':8A 'war':28 'wells':10B,19
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'singer songwriter', 'female vocalists', 'folk', 'folktronica']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401685.5307794  (2021-11-08 21:01:25)
                             'size'  7923869