======================== unified (from filesystem) ========================
                                         'bitrate'  '217.223'
                                        'duration'  '197'
                                          'artist'  'Timo Maas'
                                     'text_people'  ''
                                         'release'  'Loud'
                                           'title'  'Ubik: The Breakz (Featuring Martin Bettinghaus)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['dance', 'house', 'electronica', 'electronic', 'trance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '132.012'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Loud'
'TBPM' (BPM (beats per minute))                     '132.012'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Ubik: The Breakz (Featuring Martin Bettinghaus)'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Timo Maas'
'TRCK' (Track number/Position in set)               '11'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electronica', 'electronic', 'trance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.51 dB'
'TXXX:replaygain_track_peak'                        '0.416615'

========================== row from database ==========================
                                              'id'  1319560
                                            'path'  /data/Music/Bulk/00poprockelectronic/Timo Maas/Timo_Maas-Pictures-Retail-2005-DDS/11 - Ubik- The Breakz (Featuring Martin Bettinghaus).mp3
                                         'working'  None
                                         'bitrate'  217
                                    'duration_sec'  197
                                           'genre'  electronic-th-techno
                                        'filesize'  5355177
                                           'mtime'  1620572365
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Timo_Maas Pictures Retail 2005 DDS 11 electronic th techno
                                      'tag_artist'  Timo Maas
                                     'tag_release'  Loud
                                       'tag_title'  Ubik: The Breakz (Featuring Martin Bettinghaus)
                                             'bpm'  132.012
                                    'search_title'  'bettinghaus':8,9 'breakz':4 'featuring':5,6 'martin':7 'the':3 'ubik':1,2
                                   'search_artist'  'maas':2 'timo':1
                                  'search_release'  'loud':1
                                     'search_rest'  '00poprockelectronic':1 '2005':6 'dds':7 'electronic':8 'maas':3 'pictures':4 'retail':5 'techno':10 'th':9 'timo':2
                                    'search_combo'  '00poprockelectronic':13 '2005':18 'bettinghaus':8A,9A 'breakz':4A 'dds':19 'electronic':20 'featuring':5A,6A 'loud':12C 'maas':11B,15 'martin':7A 'pictures':16 'retail':17 'techno':22 'th':21 'the':3A 'timo':10B,14 'ubik':1A,2A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electronica', 'electronic', 'trance']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620572364.7741008  (2021-05-09 16:59:24)
                             'size'  5355177