======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '281'
                                          'artist'  'Madonna'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Dont Tell Me'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', '80s', 'female vocalists', 'pop', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '99.5'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '99.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Dont Tell Me'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Madonna'
'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'                                   ['dance', '80s', 'female vocalists', 'pop', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.501227'

========================== row from database ==========================
                                              'id'  1345841
                                            'path'  /data/Music/Bulk/00poprockelectronic/Madonna/Music (Promo)/Madonna - Dont Tell Me - 07.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  281
                                           'genre'  electronic-unsorted
                                        'filesize'  6761214
                                           'mtime'  1621696357
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Music (Promo) 07 electronic unsorted
                                      'tag_artist'  Madonna
                                     'tag_release'  None
                                       'tag_title'  Dont Tell Me
                                             'bpm'  99.5
                                    'search_title'  'dont':1 'me':3 'tell':2
                                   'search_artist'  'madonna':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'music':2 'promo':3,4 'unsorted':6
                                    'search_combo'  '00poprockelectronic':5 'dont':1A 'electronic':9 'madonna':4B 'me':3A 'music':6 'promo':7,8 'tell':2A 'unsorted':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', '80s', 'female vocalists', 'pop', 'electronic']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696356.8755984  (2021-05-22 17:12:36)
                             'size'  6761214