======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '284'
                                          'artist'  'Amanda Marshall'
                                     'text_people'  ''
                                         'release'  "Everybody's Got a Story"
                                           'title'  'Sunday Morning After'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '98.167'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Everybody's Got a Story"
'TBPM' (BPM (beats per minute))                     '98.167'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Sunday Morning After'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Amanda Marshall'
'TRCK' (Track number/Position in set)               '7'
'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'                                   ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '-1.90 dB'
'TXXX:replaygain_track_peak'                        '0.553387'

========================== row from database ==========================
                                              'id'  1510627
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Amanda Marshall/MBZ;#Amanda Marshall;#Everybody_s Got a Story;#07;#Sunday Morning After.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  284
                                           'genre'  ifs-songwriter
                                        'filesize'  4560259
                                           'mtime'  1636916196
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos MBZ;#Amanda Marshall;#Everybody_s Story;#07;#Sunday ifs songwriter
                                      'tag_artist'  Amanda Marshall
                                     'tag_release'  Everybody's Got a Story
                                       'tag_title'  Sunday Morning After
                                             'bpm'  98.167
                                    'search_title'  'after':3 'morning':2 'sunday':1
                                   'search_artist'  'amanda':1 'marshall':2
                                  'search_release'  'a':5 'everybody':1 'everybodys':3 'got':4 's':2 'story':6
                                     'search_rest'  '00singer':1 '07':15,18 'amanda':5,7 'eos':3 'everybody':9,12 'ifs':20 'marshall':8,11 'mbz':4,6 's':10,13 'songwriter':2 'story':14,17 'sunday':16,19
                                    'search_combo'  '00singer':12 '07':26,29 'a':10C 'after':3A 'amanda':4B,16,18 'eos':14 'everybody':6C,20,23 'everybodys':8C 'got':9C 'ifs':31 'marshall':5B,19,22 'mbz':15,17 'morning':2A 's':7C,21,24 'songwriter':13 'story':11C,25,28 'sunday':1A,27,30
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'singer songwriter', 'female vocalists', 'pop', 'canadian']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916195.8768828  (2021-11-14 19:56:35)
                             'size'  4560259