======================== unified (from filesystem) ========================
                                         'bitrate'  '100.669'
                                        'duration'  '230'
                                          'artist'  'Seremonia'
                                     'text_people'  ''
                                         'release'  'Dimitri - Suomi Masaa'
                                           'title'  "Rock 'n' Rollin Maailma"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['occult rock', 'psychedelic rock', 'finnish', 'psychedelic', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-northern-finland'
                                             'bpm'  '120.0'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - Suomi Masaa'
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-northern-finland'
'TIT2' (Title/songname/content description)         "Rock 'n' Rollin Maailma"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Seremonia'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:compatible_brands'                            'isomiso2mp41'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['occult rock', 'psychedelic rock', 'finnish', 'psychedelic', 'rock']
'TXXX:major_brand'                                  'isom'
'TXXX:minor_version'                                '512'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.34 dB'
'TXXX:replaygain_track_peak'                        '0.741907'
'TXXX:youtube'                                      'bDtqx4nyBAE'

========================== row from database ==========================
                                              'id'  1514774
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/SuomiMusaa/Seremonia - Rock _n_ Rollin Maailma-bDtqx4nyBAE.mp3
                                         'working'  None
                                         'bitrate'  100
                                    'duration_sec'  230
                                           'genre'  loc-eur-northern-finland
                                        'filesize'  2903211
                                           'mtime'  1621628569
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm SuomiMusaa _n_ bDtqx4nyBAE loc eur northern finland
                                      'tag_artist'  Seremonia
                                     'tag_release'  Dimitri - Suomi Masaa
                                       'tag_title'  Rock 'n' Rollin Maailma
                                             'bpm'  120.0
                                    'search_title'  'maailma':5 'n':2,3 'rock':1 'rollin':4
                                   'search_artist'  'seremonia':1
                                  'search_release'  'dimitri':1 'masaa':3 'suomi':2
                                     'search_rest'  'b':10 'bae':12 'bdtqx4nybae':3 'dtqx4ny':11 'eur':5 'finland':7 'loc':4 'musaa':9 'n':2 'northern':6 'suomi':8 'suomimusaa':1
                                    'search_combo'  'b':19 'bae':21 'bdtqx4nybae':12 'dimitri':7C 'dtqx4ny':20 'eur':14 'finland':16 'loc':13 'maailma':5A 'masaa':9C 'musaa':18 'n':2A,3A,11 'northern':15 'rock':1A 'rollin':4A 'seremonia':6B 'suomi':8C,17 'suomimusaa':10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['occult rock', 'psychedelic rock', 'finnish', 'psychedelic', 'rock']
                                        'tag_date'  
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1621628568.9980624  (2021-05-21 22:22:48)
                             'size'  2903211