======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '605'
                                          'artist'  'Melissa Etheridge'
                                     'text_people'  ''
                                         'release'  'top100'
                                           'title'  'Like the way I do'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['female vocalist', 'singer songwriter', 'female vocalists', 'folk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance;ifs-songwriter-folk;ifs-songwriter-rock'
                                             'bpm'  '105.313'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'top100'
'TBPM' (BPM (beats per minute))                     '105.313'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-dance',
 'ifs-songwriter-folk',
 'ifs-songwriter-rock']
'TIT2' (Title/songname/content description)         'Like the way I do'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Melissa Etheridge'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Mp3gain_minmax'                               '109,188'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'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:Tracknum'                                     '013'
'TXXX:lastfmtags'                                   ['female vocalist', 'singer songwriter', 'female vocalists', 'folk', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.19 dB'
'TXXX:replaygain_track_peak'                        '0.509691'

========================== row from database ==========================
                                              'id'  1406174
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/top100/013-Melissa_Etheridge-Like_the_way_I_do.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  605
                                           'genre'  electronic-generic or radio-dance;ifs-songwriter-folk;ifs-songwriter-rock
                                        'filesize'  9691630
                                           'mtime'  1642256312
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 013 Melissa_Etheridge Like_the_way_I_do electronic generic or radio dance;ifs songwriter folk;ifs songwriter rock
                                      'tag_artist'  Melissa Etheridge
                                     'tag_release'  top100
                                       'tag_title'  Like the way I do
                                             'bpm'  105.313
                                    'search_title'  'do':5 'i':4 'like':1 'the':2 'way':3
                                   'search_artist'  'etheridge':2 'melissa':1
                                  'search_release'  'top100':1
                                     'search_rest'  '00poprockelectronic':1 'dance':3,15,17 'do':11 'electronic':12 'etheridge':6 'folk':20,22 'generic':2 'i':10 'ifs':16,18,21,23 'like':7 'melissa':5 'or':13 'radio':14 'rock':24 'songwriter':19 'the':8 'trapbeat':4 'way':9
                                    'search_combo'  '00poprockelectronic':9 'dance':11,23,25 'do':5A,19 'electronic':20 'etheridge':7B,14 'folk':28,30 'generic':10 'i':4A,18 'ifs':24,26,29,31 'like':1A,15 'melissa':6B,13 'or':21 'radio':22 'rock':32 'songwriter':27 'the':2A,16 'top100':8C 'trapbeat':12 'way':3A,17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  ['female vocalist', 'singer songwriter', 'female vocalists', 'folk', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256311.7681725  (2022-01-15 15:18:31)
                             'size'  9691630