======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '271'
                                          'artist'  'Real To Real'
                                     'text_people'  ''
                                         'release'  'Dance Mix 94'
                                           'title'  'I Like To Move It'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', "
 "'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', "
 "'q-other-1', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', '90s', 'eurodance', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '126.331'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dance Mix 94'
'TBPM' (BPM (beats per minute))                     '126.331'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'I Like To Move It'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Real To Real'
'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', 'house', '90s', 'eurodance', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.01 dB'
'TXXX:replaygain_track_peak'                        '0.482577'

========================== row from database ==========================
                                              'id'  1315913
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/reel 2 real - i like to move it.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  271
                                           'genre'  electronic-unsorted
                                        'filesize'  4342403
                                           'mtime'  1621696841
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc reel 2 real like to move it electronic unsorted
                                      'tag_artist'  Real To Real
                                     'tag_release'  Dance Mix 94
                                       'tag_title'  I Like To Move It
                                             'bpm'  126.331
                                    'search_title'  'i':1 'it':5 'like':2 'move':4 'to':3
                                   'search_artist'  'real':1 'to':2
                                  'search_release'  '94':3 'dance':1 'mix':2
                                     'search_rest'  '00poprockelectronic':1 '2':14 'best':9 'club':7,8 'dance':5,6 'electronic':20 'etc':12 'it':19 'like':16 'move':18 'of':10,11 'real':15 'reel':13 'to':17 'top':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':11 '2':24 '94':10C 'best':19 'club':17,18 'dance':8C,15,16 'electronic':30 'etc':22 'i':1A 'it':5A,29 'like':2A,26 'mix':9C 'move':4A,28 'of':20,21 'real':6B,25 'reel':23 'to':3A,7B,27 'top':13,14 'unsorted':12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', '90s', 'eurodance', 'electronic']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696840.5556462  (2021-05-22 17:20:40)
                             'size'  4342403