======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '278'
                                          'artist'  'Kinks'
                                     'text_people'  ''
                                         'release'  'Come Dancing With the Kinks: T'
                                           'title'  'Lola (live)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', "
 "'q-syn-2', '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-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['classic rock', '60s', 'rock', 'british', 'british invasion']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '109.290'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Come Dancing With the Kinks: T'
'TBPM' (BPM (beats per minute))                     '109.290'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Lola (live)'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Kinks'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['classic rock', '60s', 'rock', 'british', 'british invasion']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.51 dB'
'TXXX:replaygain_track_peak'                        '0.711984'

========================== row from database ==========================
                                              'id'  1287473
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Best of 70 80 & 90s - 211 Hits (6CDS)/Kinks - Lola (Live).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  278
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  4455152
                                           'mtime'  1620572208
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic The Best of 70 80 & 90s 211 Hits (6CDS) (Live) electronic generic or radio unsorted
                                      'tag_artist'  Kinks
                                     'tag_release'  Come Dancing With the Kinks: T
                                       'tag_title'  Lola (live)
                                             'bpm'  109.29
                                    'search_title'  'live':2,3 'lola':1
                                   'search_artist'  'kinks':1
                                  'search_release'  'come':1 'dancing':2 'kinks':5,6 't':7 'the':4 'with':3
                                     'search_rest'  '00poprockelectronic':1 '211':8 '6cds':10,11 '70':5 '80':6 '90s':7 'best':3 'electronic':14 'generic':15 'hits':9 'live':12,13 'of':4 'or':16 'radio':17 'the':2 'unsorted':18
                                    'search_combo'  '00poprockelectronic':12 '211':19 '6cds':21,22 '70':16 '80':17 '90s':18 'best':14 'come':5C 'dancing':6C 'electronic':25 'generic':26 'hits':20 'kinks':4B,9C,10C 'live':2A,3A,23,24 'lola':1A 'of':15 'or':27 'radio':28 't':11C 'the':8C,13 'unsorted':29 'with':7C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['classic rock', '60s', 'rock', 'british', 'british invasion']
                                        'tag_date'  1986
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572208.118813  (2021-05-09 16:56:48)
                             'size'  4455152